12457788681

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{74131}}^1$

素因数の和:74317

約数の個数: 32

約数和(自身を含む): 18598236160

約数和(自身を除く): 6140447479

約数列:

[1, 3, 13, 31, 39, 93, 139, 403, 417, 1209, 1807, 4309, 5421, 12927, 56017, 74131, 168051, 222393, 963703, 2298061, 2891109, 6894183, 10304209, 29874793, 30912627, 89624379, 133954717, 319430479, 401864151, 958291437, 4152596227, 12457788681]

約数ペア:

[(1, 12457788681), (3, 4152596227), (13, 958291437), (31, 401864151), (39, 319430479), (93, 133954717), (139, 89624379), (403, 30912627), (417, 29874793), (1209, 10304209), (1807, 6894183), (4309, 2891109), (5421, 2298061), (12927, 963703), (56017, 222393), (74131, 168051)]