28086396

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 74511360

約数和(自身を除く): 46424964

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 53, 78, 79, 86, 106, 129, 156, 158, 159, 172, 212, 237, 258, 316, 318, 474, 516, 559, 636, 689, 948, 1027, 1118, 1378, 1677, 2054, 2067, 2236, 2279, 2756, 3081, 3354, 3397, 4108, 4134, 4187, 4558, 6162, 6708, 6794, 6837, 8268, 8374, 9116, 10191, 12324, 12561, 13588, 13674, 16748, 20382, 25122, 27348, 29627, 40764, 44161, 50244, 54431, 59254, 88322, 88881, 108862, 118508, 132483, 163293, 176644, 177762, 180041, 217724, 264966, 326586, 355524, 360082, 529932, 540123, 653172, 720164, 1080246, 2160492, 2340533, 4681066, 7021599, 9362132, 14043198, 28086396]

約数ペア:

[(1, 28086396), (2, 14043198), (3, 9362132), (4, 7021599), (6, 4681066), (12, 2340533), (13, 2160492), (26, 1080246), (39, 720164), (43, 653172), (52, 540123), (53, 529932), (78, 360082), (79, 355524), (86, 326586), (106, 264966), (129, 217724), (156, 180041), (158, 177762), (159, 176644), (172, 163293), (212, 132483), (237, 118508), (258, 108862), (316, 88881), (318, 88322), (474, 59254), (516, 54431), (559, 50244), (636, 44161), (689, 40764), (948, 29627), (1027, 27348), (1118, 25122), (1378, 20382), (1677, 16748), (2054, 13674), (2067, 13588), (2236, 12561), (2279, 12324), (2756, 10191), (3081, 9116), (3354, 8374), (3397, 8268), (4108, 6837), (4134, 6794), (4187, 6708), (4558, 6162)]