51215514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{11839}}^1$

素因数の和:11954

約数の個数: 32

約数和(自身を含む): 118210560

約数和(自身を除く): 66995046

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 309, 618, 721, 1442, 2163, 4326, 11839, 23678, 35517, 71034, 82873, 165746, 248619, 497238, 1219417, 2438834, 3658251, 7316502, 8535919, 17071838, 25607757, 51215514]

約数ペア:

[(1, 51215514), (2, 25607757), (3, 17071838), (6, 8535919), (7, 7316502), (14, 3658251), (21, 2438834), (42, 1219417), (103, 497238), (206, 248619), (309, 165746), (618, 82873), (721, 71034), (1442, 35517), (2163, 23678), (4326, 11839)]