311965974

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{2099}}^1$

素因数の和:2489

約数の個数: 48

約数和(自身を含む): 707616000

約数和(自身を除く): 395650026

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 359, 414, 718, 1077, 2099, 2154, 3231, 4198, 6297, 6462, 8257, 12594, 16514, 18891, 24771, 37782, 48277, 49542, 74313, 96554, 144831, 148626, 289662, 434493, 753541, 868986, 1507082, 2260623, 4521246, 6781869, 13563738, 17331443, 34662886, 51994329, 103988658, 155982987, 311965974]

約数ペア:

[(1, 311965974), (2, 155982987), (3, 103988658), (6, 51994329), (9, 34662886), (18, 17331443), (23, 13563738), (46, 6781869), (69, 4521246), (138, 2260623), (207, 1507082), (359, 868986), (414, 753541), (718, 434493), (1077, 289662), (2099, 148626), (2154, 144831), (3231, 96554), (4198, 74313), (6297, 49542), (6462, 48277), (8257, 37782), (12594, 24771), (16514, 18891)]