81381012

素因数分解:

$2^2\times 3^1\times {\mathrm{211}}^1\times {\mathrm{32141}}^1$

素因数の和:32359

約数の個数: 24

約数和(自身を含む): 190794912

約数和(自身を除く): 109413900

約数列:

[1, 2, 3, 4, 6, 12, 211, 422, 633, 844, 1266, 2532, 32141, 64282, 96423, 128564, 192846, 385692, 6781751, 13563502, 20345253, 27127004, 40690506, 81381012]

約数ペア:

[(1, 81381012), (2, 40690506), (3, 27127004), (4, 20345253), (6, 13563502), (12, 6781751), (211, 385692), (422, 192846), (633, 128564), (844, 96423), (1266, 64282), (2532, 32141)]