81451728

素因数分解:

$2^4\times 3^2\times {\mathrm{565637}}^1$

素因数の和:565651

約数の個数: 30

約数和(自身を含む): 227952114

約数和(自身を除く): 146500386

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 565637, 1131274, 1696911, 2262548, 3393822, 4525096, 5090733, 6787644, 9050192, 10181466, 13575288, 20362932, 27150576, 40725864, 81451728]

約数ペア:

[(1, 81451728), (2, 40725864), (3, 27150576), (4, 20362932), (6, 13575288), (8, 10181466), (9, 9050192), (12, 6787644), (16, 5090733), (18, 4525096), (24, 3393822), (36, 2262548), (48, 1696911), (72, 1131274), (144, 565637)]