12987436

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 28627200

約数和(自身を除く): 15639764

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 149, 154, 283, 298, 308, 566, 596, 1043, 1132, 1639, 1981, 2086, 3113, 3278, 3962, 4172, 6226, 6556, 7924, 11473, 12452, 21791, 22946, 42167, 43582, 45892, 84334, 87164, 168668, 295169, 463837, 590338, 927674, 1180676, 1855348, 3246859, 6493718, 12987436]

約数ペア:

[(1, 12987436), (2, 6493718), (4, 3246859), (7, 1855348), (11, 1180676), (14, 927674), (22, 590338), (28, 463837), (44, 295169), (77, 168668), (149, 87164), (154, 84334), (283, 45892), (298, 43582), (308, 42167), (566, 22946), (596, 21791), (1043, 12452), (1132, 11473), (1639, 7924), (1981, 6556), (2086, 6226), (3113, 4172), (3278, 3962)]