1666561036

素因数分解:

$2^2\times 7^1\times {\mathrm{821}}^1\times {\mathrm{72497}}^1$

素因数の和:73329

約数の個数: 24

約数和(自身を含む): 3337227936

約数和(自身を除く): 1670666900

約数列:

[1, 2, 4, 7, 14, 28, 821, 1642, 3284, 5747, 11494, 22988, 72497, 144994, 289988, 507479, 1014958, 2029916, 59520037, 119040074, 238080148, 416640259, 833280518, 1666561036]

約数ペア:

[(1, 1666561036), (2, 833280518), (4, 416640259), (7, 238080148), (14, 119040074), (28, 59520037), (821, 2029916), (1642, 1014958), (3284, 507479), (5747, 289988), (11494, 144994), (22988, 72497)]