31867030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{245131}}^1$

素因数の和:245151

約数の個数: 16

約数和(自身を含む): 61773264

約数和(自身を除く): 29906234

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 245131, 490262, 1225655, 2451310, 3186703, 6373406, 15933515, 31867030]

約数ペア:

[(1, 31867030), (2, 15933515), (5, 6373406), (10, 3186703), (13, 2451310), (26, 1225655), (65, 490262), (130, 245131)]