31471886

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{883}}^1$

素因数の和:1207

約数の個数: 16

約数和(自身を含む): 48117888

約数和(自身を除く): 16646002

約数列:

[1, 2, 71, 142, 251, 502, 883, 1766, 17821, 35642, 62693, 125386, 221633, 443266, 15735943, 31471886]

約数ペア:

[(1, 31471886), (2, 15735943), (71, 443266), (142, 221633), (251, 125386), (502, 62693), (883, 35642), (1766, 17821)]