81947112

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{262651}}^1$

素因数の和:262673

約数の個数: 32

約数和(自身を含む): 220627680

約数和(自身を除く): 138680568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 262651, 525302, 787953, 1050604, 1575906, 2101208, 3151812, 3414463, 6303624, 6828926, 10243389, 13657852, 20486778, 27315704, 40973556, 81947112]

約数ペア:

[(1, 81947112), (2, 40973556), (3, 27315704), (4, 20486778), (6, 13657852), (8, 10243389), (12, 6828926), (13, 6303624), (24, 3414463), (26, 3151812), (39, 2101208), (52, 1575906), (78, 1050604), (104, 787953), (156, 525302), (312, 262651)]