398006861

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{4441}}^1$

素因数の和:4545

約数の個数: 24

約数和(自身を含む): 486132480

約数和(自身を除く): 88125619

約数列:

[1, 7, 31, 49, 59, 217, 413, 1519, 1829, 2891, 4441, 12803, 31087, 89621, 137671, 217609, 262019, 963697, 1834133, 6745879, 8122589, 12838931, 56858123, 398006861]

約数ペア:

[(1, 398006861), (7, 56858123), (31, 12838931), (49, 8122589), (59, 6745879), (217, 1834133), (413, 963697), (1519, 262019), (1829, 217609), (2891, 137671), (4441, 89621), (12803, 31087)]