71319521

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{167}}^1$

素因数の和:238

約数の個数: 36

約数和(自身を含む): 93707712

約数和(自身を除く): 22388191

約数列:

[1, 7, 13, 19, 91, 133, 167, 169, 247, 361, 1169, 1183, 1729, 2171, 2527, 3173, 3211, 4693, 15197, 22211, 22477, 28223, 32851, 41249, 60287, 61009, 197561, 288743, 422009, 427063, 536237, 783731, 3753659, 5486117, 10188503, 71319521]

約数ペア:

[(1, 71319521), (7, 10188503), (13, 5486117), (19, 3753659), (91, 783731), (133, 536237), (167, 427063), (169, 422009), (247, 288743), (361, 197561), (1169, 61009), (1183, 60287), (1729, 41249), (2171, 32851), (2527, 28223), (3173, 22477), (3211, 22211), (4693, 15197)]