25811214

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{449}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 61689600

約数和(自身を除く): 35878386

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 67, 78, 134, 143, 201, 286, 402, 429, 449, 737, 858, 871, 898, 1347, 1474, 1742, 2211, 2613, 2694, 4422, 4939, 5226, 5837, 9581, 9878, 11674, 14817, 17511, 19162, 28743, 29634, 30083, 35022, 57486, 60166, 64207, 90249, 128414, 180498, 192621, 330913, 385242, 391079, 661826, 782158, 992739, 1173237, 1985478, 2346474, 4301869, 8603738, 12905607, 25811214]

約数ペア:

[(1, 25811214), (2, 12905607), (3, 8603738), (6, 4301869), (11, 2346474), (13, 1985478), (22, 1173237), (26, 992739), (33, 782158), (39, 661826), (66, 391079), (67, 385242), (78, 330913), (134, 192621), (143, 180498), (201, 128414), (286, 90249), (402, 64207), (429, 60166), (449, 57486), (737, 35022), (858, 30083), (871, 29634), (898, 28743), (1347, 19162), (1474, 17511), (1742, 14817), (2211, 11674), (2613, 9878), (2694, 9581), (4422, 5837), (4939, 5226)]