20131213921

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{85513}}^1$

素因数の和:85745

約数の個数: 24

約数和(自身を含む): 25038499200

約数和(自身を除く): 4907285279

約数列:

[1, 7, 13, 91, 169, 199, 1183, 1393, 2587, 18109, 33631, 85513, 235417, 598591, 1111669, 7781683, 14451697, 17017087, 101161879, 119119609, 221222131, 1548554917, 2875887703, 20131213921]

約数ペア:

[(1, 20131213921), (7, 2875887703), (13, 1548554917), (91, 221222131), (169, 119119609), (199, 101161879), (1183, 17017087), (1393, 14451697), (2587, 7781683), (18109, 1111669), (33631, 598591), (85513, 235417)]