81800995

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{13421}}^1$

素因数の和:13502

約数の個数: 16

約数和(自身を含む): 104369472

約数和(自身を除く): 22568477

約数列:

[1, 5, 23, 53, 115, 265, 1219, 6095, 13421, 67105, 308683, 711313, 1543415, 3556565, 16360199, 81800995]

約数ペア:

[(1, 81800995), (5, 16360199), (23, 3556565), (53, 1543415), (115, 711313), (265, 308683), (1219, 67105), (6095, 13421)]