668749692

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{115861}}^1$

素因数の和:115918

約数の個数: 48

約数和(自身を含む): 1725880352

約数和(自身を除く): 1057130660

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 5772, 115861, 231722, 347583, 463444, 695166, 1390332, 1506193, 3012386, 4286857, 4518579, 6024772, 8573714, 9037158, 12860571, 17147428, 18074316, 25721142, 51442284, 55729141, 111458282, 167187423, 222916564, 334374846, 668749692]

約数ペア:

[(1, 668749692), (2, 334374846), (3, 222916564), (4, 167187423), (6, 111458282), (12, 55729141), (13, 51442284), (26, 25721142), (37, 18074316), (39, 17147428), (52, 12860571), (74, 9037158), (78, 8573714), (111, 6024772), (148, 4518579), (156, 4286857), (222, 3012386), (444, 1506193), (481, 1390332), (962, 695166), (1443, 463444), (1924, 347583), (2886, 231722), (5772, 115861)]