40307866

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{937}}^1$

素因数の和:1233

約数の個数: 16

約数和(自身を含む): 61356456

約数和(自身を除く): 21048590

約数列:

[1, 2, 137, 157, 274, 314, 937, 1874, 21509, 43018, 128369, 147109, 256738, 294218, 20153933, 40307866]

約数ペア:

[(1, 40307866), (2, 20153933), (137, 294218), (157, 256738), (274, 147109), (314, 128369), (937, 43018), (1874, 21509)]