128571004804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{1987}}^1\times {\mathrm{5309}}^1$

素因数の和:7588

約数の個数: 48

約数和(自身を含む): 246510250560

約数和(自身を除く): 117939245756

約数列:

[1, 2, 4, 11, 22, 44, 277, 554, 1108, 1987, 3047, 3974, 5309, 6094, 7948, 10618, 12188, 21236, 21857, 43714, 58399, 87428, 116798, 233596, 550399, 1100798, 1470593, 2201596, 2941186, 5882372, 6054389, 10548983, 12108778, 16176523, 21097966, 24217556, 32353046, 42195932, 64706092, 116038813, 232077626, 464155252, 2922068291, 5844136582, 11688273164, 32142751201, 64285502402, 128571004804]

約数ペア:

[(1, 128571004804), (2, 64285502402), (4, 32142751201), (11, 11688273164), (22, 5844136582), (44, 2922068291), (277, 464155252), (554, 232077626), (1108, 116038813), (1987, 64706092), (3047, 42195932), (3974, 32353046), (5309, 24217556), (6094, 21097966), (7948, 16176523), (10618, 12108778), (12188, 10548983), (21236, 6054389), (21857, 5882372), (43714, 2941186), (58399, 2201596), (87428, 1470593), (116798, 1100798), (233596, 550399)]