128978889

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{37159}}^1$

素因数の和:37264

約数の個数: 16

約数和(自身を含む): 187286400

約数和(自身を除く): 58307511

約数列:

[1, 3, 13, 39, 89, 267, 1157, 3471, 37159, 111477, 483067, 1449201, 3307151, 9921453, 42992963, 128978889]

約数ペア:

[(1, 128978889), (3, 42992963), (13, 9921453), (39, 3307151), (89, 1449201), (267, 483067), (1157, 111477), (3471, 37159)]