72172113

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{2887}}^1$

素因数の和:3544

約数の個数: 16

約数和(自身を含む): 103829376

約数和(自身を除く): 31657263

約数列:

[1, 3, 13, 39, 641, 1923, 2887, 8333, 8661, 24999, 37531, 112593, 1850567, 5551701, 24057371, 72172113]

約数ペア:

[(1, 72172113), (3, 24057371), (13, 5551701), (39, 1850567), (641, 112593), (1923, 37531), (2887, 24999), (8333, 8661)]