149801062

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1\times {\mathrm{1999}}^1$

素因数の和:2511

約数の個数: 16

約数和(自身を含む): 227880000

約数和(自身を除く): 78078938

約数列:

[1, 2, 89, 178, 421, 842, 1999, 3998, 37469, 74938, 177911, 355822, 841579, 1683158, 74900531, 149801062]

約数ペア:

[(1, 149801062), (2, 74900531), (89, 1683158), (178, 841579), (421, 355822), (842, 177911), (1999, 74938), (3998, 37469)]