43400138

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{1553}}^1$

素因数の和:1801

約数の個数: 16

約数和(自身を含む): 66293640

約数和(自身を除く): 22893502

約数列:

[1, 2, 89, 157, 178, 314, 1553, 3106, 13973, 27946, 138217, 243821, 276434, 487642, 21700069, 43400138]

約数ペア:

[(1, 43400138), (2, 21700069), (89, 487642), (157, 276434), (178, 243821), (314, 138217), (1553, 27946), (3106, 13973)]