72930221

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47143}}^1$

素因数の和:47180

約数の個数: 16

約数和(自身を含む): 95042304

約数和(自身を除く): 22112083

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 47143, 330001, 612859, 801431, 4290013, 5610017, 10418603, 72930221]

約数ペア:

[(1, 72930221), (7, 10418603), (13, 5610017), (17, 4290013), (91, 801431), (119, 612859), (221, 330001), (1547, 47143)]