215243388

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{1163}}^1$

素因数の和:1323

約数の個数: 72

約数和(自身を含む): 560549808

約数和(自身を除く): 345306420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 97, 106, 159, 194, 212, 291, 318, 388, 477, 582, 636, 873, 954, 1163, 1164, 1746, 1908, 2326, 3489, 3492, 4652, 5141, 6978, 10282, 10467, 13956, 15423, 20564, 20934, 30846, 41868, 46269, 61639, 61692, 92538, 112811, 123278, 184917, 185076, 225622, 246556, 338433, 369834, 451244, 554751, 676866, 739668, 1015299, 1109502, 1353732, 2030598, 2219004, 4061196, 5978983, 11957966, 17936949, 23915932, 35873898, 53810847, 71747796, 107621694, 215243388]

約数ペア:

[(1, 215243388), (2, 107621694), (3, 71747796), (4, 53810847), (6, 35873898), (9, 23915932), (12, 17936949), (18, 11957966), (36, 5978983), (53, 4061196), (97, 2219004), (106, 2030598), (159, 1353732), (194, 1109502), (212, 1015299), (291, 739668), (318, 676866), (388, 554751), (477, 451244), (582, 369834), (636, 338433), (873, 246556), (954, 225622), (1163, 185076), (1164, 184917), (1746, 123278), (1908, 112811), (2326, 92538), (3489, 61692), (3492, 61639), (4652, 46269), (5141, 41868), (6978, 30846), (10282, 20934), (10467, 20564), (13956, 15423)]