81361336

素因数分解:

$2^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{6079}}^1$

素因数の和:6331

約数の個数: 32

約数和(自身を含む): 175104000

約数和(自身を除く): 93742664

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 239, 478, 956, 1673, 1912, 3346, 6079, 6692, 12158, 13384, 24316, 42553, 48632, 85106, 170212, 340424, 1452881, 2905762, 5811524, 10170167, 11623048, 20340334, 40680668, 81361336]

約数ペア:

[(1, 81361336), (2, 40680668), (4, 20340334), (7, 11623048), (8, 10170167), (14, 5811524), (28, 2905762), (56, 1452881), (239, 340424), (478, 170212), (956, 85106), (1673, 48632), (1912, 42553), (3346, 24316), (6079, 13384), (6692, 12158)]