80637501

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{202099}}^1$

素因数の和:202128

約数の個数: 16

約数和(自身を含む): 129344000

約数和(自身を除く): 48706499

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 202099, 606297, 1414693, 3839881, 4244079, 11519643, 26879167, 80637501]

約数ペア:

[(1, 80637501), (3, 26879167), (7, 11519643), (19, 4244079), (21, 3839881), (57, 1414693), (133, 606297), (399, 202099)]