485397313

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 549964800

約数和(自身を除く): 64567487

約数列:

[1, 19, 23, 61, 131, 139, 437, 1159, 1403, 2489, 2641, 3013, 3197, 7991, 8479, 18209, 26657, 57247, 60743, 151829, 161101, 183793, 195017, 345971, 418807, 1110749, 3492067, 3705323, 7957333, 21104231, 25547227, 485397313]

約数ペア:

[(1, 485397313), (19, 25547227), (23, 21104231), (61, 7957333), (131, 3705323), (139, 3492067), (437, 1110749), (1159, 418807), (1403, 345971), (2489, 195017), (2641, 183793), (3013, 161101), (3197, 151829), (7991, 60743), (8479, 57247), (18209, 26657)]