81589086

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:167

約数の個数: 128

約数和(自身を含む): 205701120

約数和(自身を除く): 124112034

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 31, 34, 47, 51, 54, 61, 62, 93, 94, 102, 122, 141, 153, 183, 186, 279, 282, 306, 366, 423, 459, 527, 549, 558, 799, 837, 846, 918, 1037, 1054, 1098, 1269, 1457, 1581, 1598, 1647, 1674, 1891, 2074, 2397, 2538, 2867, 2914, 3111, 3162, 3294, 3782, 4371, 4743, 4794, 5673, 5734, 6222, 7191, 8601, 8742, 9333, 9486, 11346, 13113, 14229, 14382, 17019, 17202, 18666, 21573, 24769, 25803, 26226, 27999, 28458, 32147, 34038, 39339, 43146, 48739, 49538, 51057, 51606, 55998, 64294, 74307, 77409, 78678, 88877, 96441, 97478, 102114, 146217, 148614, 154818, 177754, 192882, 222921, 266631, 289323, 292434, 438651, 445842, 533262, 578646, 668763, 799893, 867969, 877302, 1315953, 1337526, 1510909, 1599786, 1735938, 2399679, 2631906, 3021818, 4532727, 4799358, 9065454, 13598181, 27196362, 40794543, 81589086]

約数ペア:

[(1, 81589086), (2, 40794543), (3, 27196362), (6, 13598181), (9, 9065454), (17, 4799358), (18, 4532727), (27, 3021818), (31, 2631906), (34, 2399679), (47, 1735938), (51, 1599786), (54, 1510909), (61, 1337526), (62, 1315953), (93, 877302), (94, 867969), (102, 799893), (122, 668763), (141, 578646), (153, 533262), (183, 445842), (186, 438651), (279, 292434), (282, 289323), (306, 266631), (366, 222921), (423, 192882), (459, 177754), (527, 154818), (549, 148614), (558, 146217), (799, 102114), (837, 97478), (846, 96441), (918, 88877), (1037, 78678), (1054, 77409), (1098, 74307), (1269, 64294), (1457, 55998), (1581, 51606), (1598, 51057), (1647, 49538), (1674, 48739), (1891, 43146), (2074, 39339), (2397, 34038), (2538, 32147), (2867, 28458), (2914, 27999), (3111, 26226), (3162, 25803), (3294, 24769), (3782, 21573), (4371, 18666), (4743, 17202), (4794, 17019), (5673, 14382), (5734, 14229), (6222, 13113), (7191, 11346), (8601, 9486), (8742, 9333)]