42749749

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1\times {\mathrm{311}}^1$

素因数の和:660

約数の個数: 16

約数和(自身を含む): 49870080

約数和(自身を除く): 7120331

約数列:

[1, 7, 73, 269, 311, 511, 1883, 2177, 19637, 22703, 83659, 137459, 158921, 585613, 6107107, 42749749]

約数ペア:

[(1, 42749749), (7, 6107107), (73, 585613), (269, 158921), (311, 137459), (511, 83659), (1883, 22703), (2177, 19637)]