28799394

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:659

約数の個数: 64

約数和(自身を含む): 67568256

約数和(自身を除く): 38768862

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 37, 39, 51, 74, 78, 102, 111, 221, 222, 442, 481, 587, 629, 663, 962, 1174, 1258, 1326, 1443, 1761, 1887, 2886, 3522, 3774, 7631, 8177, 9979, 15262, 16354, 19958, 21719, 22893, 24531, 29937, 43438, 45786, 49062, 59874, 65157, 129727, 130314, 259454, 282347, 369223, 389181, 564694, 738446, 778362, 847041, 1107669, 1694082, 2215338, 4799899, 9599798, 14399697, 28799394]

約数ペア:

[(1, 28799394), (2, 14399697), (3, 9599798), (6, 4799899), (13, 2215338), (17, 1694082), (26, 1107669), (34, 847041), (37, 778362), (39, 738446), (51, 564694), (74, 389181), (78, 369223), (102, 282347), (111, 259454), (221, 130314), (222, 129727), (442, 65157), (481, 59874), (587, 49062), (629, 45786), (663, 43438), (962, 29937), (1174, 24531), (1258, 22893), (1326, 21719), (1443, 19958), (1761, 16354), (1887, 15262), (2886, 9979), (3522, 8177), (3774, 7631)]