291278442028

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{146518331}}^1$

素因数の和:146518413

約数の個数: 24

約数和(自身を含む): 590761914624

約数和(自身を除く): 299483472596

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 146518331, 293036662, 586073324, 1025628317, 2051256634, 4102513268, 10402801501, 20805603002, 41611206004, 72819610507, 145639221014, 291278442028]

約数ペア:

[(1, 291278442028), (2, 145639221014), (4, 72819610507), (7, 41611206004), (14, 20805603002), (28, 10402801501), (71, 4102513268), (142, 2051256634), (284, 1025628317), (497, 586073324), (994, 293036662), (1988, 146518331)]