27972830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{121621}}^1$

素因数の和:121651

約数の個数: 16

約数和(自身を含む): 52540704

約数和(自身を除く): 24567874

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 121621, 243242, 608105, 1216210, 2797283, 5594566, 13986415, 27972830]

約数ペア:

[(1, 27972830), (2, 13986415), (5, 5594566), (10, 2797283), (23, 1216210), (46, 608105), (115, 243242), (230, 121621)]