872077085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{689389}}^1$

素因数の和:689428

約数の個数: 16

約数和(自身を含む): 1191265920

約数和(自身を除く): 319188835

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 689389, 3446945, 7583279, 15855947, 37916395, 79279735, 174415417, 872077085]

約数ペア:

[(1, 872077085), (5, 174415417), (11, 79279735), (23, 37916395), (55, 15855947), (115, 7583279), (253, 3446945), (1265, 689389)]