664255487

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 801246720

約数和(自身を除く): 136991233

約数列:

[1, 7, 37, 67, 101, 259, 379, 469, 707, 2479, 2653, 3737, 6767, 14023, 17353, 25393, 26159, 38279, 47369, 98161, 177751, 250379, 267953, 939541, 1416323, 1752653, 2564693, 6576787, 9914261, 17952851, 94893641, 664255487]

約数ペア:

[(1, 664255487), (7, 94893641), (37, 17952851), (67, 9914261), (101, 6576787), (259, 2564693), (379, 1752653), (469, 1416323), (707, 939541), (2479, 267953), (2653, 250379), (3737, 177751), (6767, 98161), (14023, 47369), (17353, 38279), (25393, 26159)]