631710838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{145757}}^1$

素因数の和:145967

約数の個数: 16

約数和(自身を含む): 1038963024

約数和(自身を除く): 407252186

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 145757, 291514, 1603327, 3206654, 28714129, 57428258, 315855419, 631710838]

約数ペア:

[(1, 631710838), (2, 315855419), (11, 57428258), (22, 28714129), (197, 3206654), (394, 1603327), (2167, 291514), (4334, 145757)]