31971186

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:110

約数の個数: 160

約数和(自身を含む): 87816960

約数和(自身を除く): 55845774

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 19, 26, 27, 34, 38, 39, 47, 51, 54, 57, 78, 81, 94, 102, 114, 117, 141, 153, 162, 171, 221, 234, 247, 282, 306, 323, 342, 351, 423, 442, 459, 494, 513, 611, 646, 663, 702, 741, 799, 846, 893, 918, 969, 1026, 1053, 1222, 1269, 1326, 1377, 1482, 1539, 1598, 1786, 1833, 1938, 1989, 2106, 2223, 2397, 2538, 2679, 2754, 2907, 3078, 3666, 3807, 3978, 4199, 4446, 4794, 5358, 5499, 5814, 5967, 6669, 7191, 7614, 8037, 8398, 8721, 10387, 10998, 11609, 11934, 12597, 13338, 14382, 15181, 16074, 16497, 17442, 17901, 20007, 20774, 21573, 23218, 24111, 25194, 26163, 30362, 31161, 32994, 34827, 35802, 37791, 40014, 43146, 45543, 48222, 49491, 52326, 62322, 64719, 69654, 72333, 75582, 91086, 93483, 98982, 104481, 113373, 129438, 136629, 144666, 186966, 197353, 208962, 226746, 273258, 280449, 313443, 340119, 394706, 409887, 560898, 592059, 626886, 680238, 819774, 841347, 940329, 1184118, 1229661, 1682694, 1776177, 1880658, 2459322, 3552354, 5328531, 10657062, 15985593, 31971186]

約数ペア:

[(1, 31971186), (2, 15985593), (3, 10657062), (6, 5328531), (9, 3552354), (13, 2459322), (17, 1880658), (18, 1776177), (19, 1682694), (26, 1229661), (27, 1184118), (34, 940329), (38, 841347), (39, 819774), (47, 680238), (51, 626886), (54, 592059), (57, 560898), (78, 409887), (81, 394706), (94, 340119), (102, 313443), (114, 280449), (117, 273258), (141, 226746), (153, 208962), (162, 197353), (171, 186966), (221, 144666), (234, 136629), (247, 129438), (282, 113373), (306, 104481), (323, 98982), (342, 93483), (351, 91086), (423, 75582), (442, 72333), (459, 69654), (494, 64719), (513, 62322), (611, 52326), (646, 49491), (663, 48222), (702, 45543), (741, 43146), (799, 40014), (846, 37791), (893, 35802), (918, 34827), (969, 32994), (1026, 31161), (1053, 30362), (1222, 26163), (1269, 25194), (1326, 24111), (1377, 23218), (1482, 21573), (1539, 20774), (1598, 20007), (1786, 17901), (1833, 17442), (1938, 16497), (1989, 16074), (2106, 15181), (2223, 14382), (2397, 13338), (2538, 12597), (2679, 11934), (2754, 11609), (2907, 10998), (3078, 10387), (3666, 8721), (3807, 8398), (3978, 8037), (4199, 7614), (4446, 7191), (4794, 6669), (5358, 5967), (5499, 5814)]