221401010

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{122321}}^1$

素因数の和:122509

約数の個数: 16

約数和(自身を含む): 400726872

約数和(自身を除く): 179325862

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 122321, 244642, 611605, 1223210, 22140101, 44280202, 110700505, 221401010]

約数ペア:

[(1, 221401010), (2, 110700505), (5, 44280202), (10, 22140101), (181, 1223210), (362, 611605), (905, 244642), (1810, 122321)]