12220585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{821}}^1$

素因数の和:1068

約数の個数: 16

約数和(自身を含む): 15881040

約数和(自身を除く): 3660455

約数列:

[1, 5, 13, 65, 229, 821, 1145, 2977, 4105, 10673, 14885, 53365, 188009, 940045, 2444117, 12220585]

約数ペア:

[(1, 12220585), (5, 2444117), (13, 940045), (65, 188009), (229, 53365), (821, 14885), (1145, 10673), (2977, 4105)]