7877212

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 16632000

約数和(自身を除く): 8754788

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 89, 109, 116, 178, 203, 218, 356, 406, 436, 623, 763, 812, 1246, 1526, 2492, 2581, 3052, 3161, 5162, 6322, 9701, 10324, 12644, 18067, 19402, 22127, 36134, 38804, 44254, 67907, 72268, 88508, 135814, 271628, 281329, 562658, 1125316, 1969303, 3938606, 7877212]

約数ペア:

[(1, 7877212), (2, 3938606), (4, 1969303), (7, 1125316), (14, 562658), (28, 281329), (29, 271628), (58, 135814), (89, 88508), (109, 72268), (116, 67907), (178, 44254), (203, 38804), (218, 36134), (356, 22127), (406, 19402), (436, 18067), (623, 12644), (763, 10324), (812, 9701), (1246, 6322), (1526, 5162), (2492, 3161), (2581, 3052)]