2147886

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 5123664

約数和(自身を除く): 2975778

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 67, 78, 117, 134, 137, 201, 234, 274, 402, 411, 603, 822, 871, 1206, 1233, 1742, 1781, 2466, 2613, 3562, 5226, 5343, 7839, 9179, 10686, 15678, 16029, 18358, 27537, 32058, 55074, 82611, 119327, 165222, 238654, 357981, 715962, 1073943, 2147886]

約数ペア:

[(1, 2147886), (2, 1073943), (3, 715962), (6, 357981), (9, 238654), (13, 165222), (18, 119327), (26, 82611), (39, 55074), (67, 32058), (78, 27537), (117, 18358), (134, 16029), (137, 15678), (201, 10686), (234, 9179), (274, 7839), (402, 5343), (411, 5226), (603, 3562), (822, 2613), (871, 2466), (1206, 1781), (1233, 1742)]