661635226

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{665629}}^1$

素因数の和:665709

約数の個数: 16

約数和(自身を含む): 1150208640

約数和(自身を除く): 488573414

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 665629, 1331258, 4659403, 9318806, 47259659, 94519318, 330817613, 661635226]

約数ペア:

[(1, 661635226), (2, 330817613), (7, 94519318), (14, 47259659), (71, 9318806), (142, 4659403), (497, 1331258), (994, 665629)]