639898921732

素因数分解:

$2^2\times 7^3\times {\mathrm{61441}}^1\times {\mathrm{7591}}^1$

素因数の和:69057

約数の個数: 48

約数和(自身を含む): 1306109459200

約数和(自身を除く): 666210537468

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 7591, 15182, 30364, 53137, 61441, 106274, 122882, 212548, 245764, 371959, 430087, 743918, 860174, 1487836, 1720348, 2603713, 3010609, 5207426, 6021218, 10414852, 12042436, 21074263, 42148526, 84297052, 466398631, 932797262, 1865594524, 3264790417, 6529580834, 13059161668, 22853532919, 45707065838, 91414131676, 159974730433, 319949460866, 639898921732]

約数ペア:

[(1, 639898921732), (2, 319949460866), (4, 159974730433), (7, 91414131676), (14, 45707065838), (28, 22853532919), (49, 13059161668), (98, 6529580834), (196, 3264790417), (343, 1865594524), (686, 932797262), (1372, 466398631), (7591, 84297052), (15182, 42148526), (30364, 21074263), (53137, 12042436), (61441, 10414852), (106274, 6021218), (122882, 5207426), (212548, 3010609), (245764, 2603713), (371959, 1720348), (430087, 1487836), (743918, 860174)]