217462008

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{210719}}^1$

素因数の和:210771

約数の個数: 32

約数和(自身を含む): 556300800

約数和(自身を除く): 338838792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 210719, 421438, 632157, 842876, 1264314, 1685752, 2528628, 5057256, 9060917, 18121834, 27182751, 36243668, 54365502, 72487336, 108731004, 217462008]

約数ペア:

[(1, 217462008), (2, 108731004), (3, 72487336), (4, 54365502), (6, 36243668), (8, 27182751), (12, 18121834), (24, 9060917), (43, 5057256), (86, 2528628), (129, 1685752), (172, 1264314), (258, 842876), (344, 632157), (516, 421438), (1032, 210719)]