209851524

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4373}}^1$

素因数の和:4457

約数の個数: 72

約数和(自身を含む): 560431872

約数和(自身を除く): 350580348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 86, 93, 124, 129, 172, 186, 258, 279, 372, 387, 516, 558, 774, 1116, 1333, 1548, 2666, 3999, 4373, 5332, 7998, 8746, 11997, 13119, 15996, 17492, 23994, 26238, 39357, 47988, 52476, 78714, 135563, 157428, 188039, 271126, 376078, 406689, 542252, 564117, 752156, 813378, 1128234, 1220067, 1626756, 1692351, 2256468, 2440134, 3384702, 4880268, 5829209, 6769404, 11658418, 17487627, 23316836, 34975254, 52462881, 69950508, 104925762, 209851524]

約数ペア:

[(1, 209851524), (2, 104925762), (3, 69950508), (4, 52462881), (6, 34975254), (9, 23316836), (12, 17487627), (18, 11658418), (31, 6769404), (36, 5829209), (43, 4880268), (62, 3384702), (86, 2440134), (93, 2256468), (124, 1692351), (129, 1626756), (172, 1220067), (186, 1128234), (258, 813378), (279, 752156), (372, 564117), (387, 542252), (516, 406689), (558, 376078), (774, 271126), (1116, 188039), (1333, 157428), (1548, 135563), (2666, 78714), (3999, 52476), (4373, 47988), (5332, 39357), (7998, 26238), (8746, 23994), (11997, 17492), (13119, 15996)]