12561212

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 22586256

約数和(自身を除く): 10025044

約数列:

[1, 2, 4, 53, 106, 193, 212, 307, 386, 614, 772, 1228, 10229, 16271, 20458, 32542, 40916, 59251, 65084, 118502, 237004, 3140303, 6280606, 12561212]

約数ペア:

[(1, 12561212), (2, 6280606), (4, 3140303), (53, 237004), (106, 118502), (193, 65084), (212, 59251), (307, 40916), (386, 32542), (614, 20458), (772, 16271), (1228, 10229)]