407128974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{11807}}^1$

素因数の和:12640

約数の個数: 32

約数和(自身を含む): 931792896

約数和(自身を除く): 524663922

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 821, 1642, 2463, 4926, 5747, 11494, 11807, 17241, 23614, 34482, 35421, 70842, 82649, 165298, 247947, 495894, 9693547, 19387094, 29080641, 58161282, 67854829, 135709658, 203564487, 407128974]

約数ペア:

[(1, 407128974), (2, 203564487), (3, 135709658), (6, 67854829), (7, 58161282), (14, 29080641), (21, 19387094), (42, 9693547), (821, 495894), (1642, 247947), (2463, 165298), (4926, 82649), (5747, 70842), (11494, 35421), (11807, 34482), (17241, 23614)]