491473684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4649}}^1$

素因数の和:4792

約数の個数: 48

約数和(自身を含む): 984312000

約数和(自身を除く): 492838316

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 107, 214, 247, 428, 494, 988, 1391, 2033, 2782, 4066, 4649, 5564, 8132, 9298, 18596, 26429, 52858, 60437, 88331, 105716, 120874, 176662, 241748, 353324, 497443, 994886, 1148303, 1989772, 2296606, 4593212, 6466759, 9451417, 12933518, 18902834, 25867036, 37805668, 122868421, 245736842, 491473684]

約数ペア:

[(1, 491473684), (2, 245736842), (4, 122868421), (13, 37805668), (19, 25867036), (26, 18902834), (38, 12933518), (52, 9451417), (76, 6466759), (107, 4593212), (214, 2296606), (247, 1989772), (428, 1148303), (494, 994886), (988, 497443), (1391, 353324), (2033, 241748), (2782, 176662), (4066, 120874), (4649, 105716), (5564, 88331), (8132, 60437), (9298, 52858), (18596, 26429)]