396406

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 16

約数和(自身を含む): 641520

約数和(自身を除く): 245114

約数列:

[1, 2, 17, 34, 89, 131, 178, 262, 1513, 2227, 3026, 4454, 11659, 23318, 198203, 396406]

約数ペア:

[(1, 396406), (2, 198203), (17, 23318), (34, 11659), (89, 4454), (131, 3026), (178, 2227), (262, 1513)]