64471953

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1699}}^1$

素因数の和:1861

約数の個数: 32

約数和(自身を含む): 106624000

約数和(自身を除く): 42152047

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 273, 417, 973, 1699, 1807, 2919, 5097, 5421, 11893, 12649, 22087, 35679, 37947, 66261, 154609, 236161, 463827, 708483, 1653127, 3070093, 4959381, 9210279, 21490651, 64471953]

約数ペア:

[(1, 64471953), (3, 21490651), (7, 9210279), (13, 4959381), (21, 3070093), (39, 1653127), (91, 708483), (139, 463827), (273, 236161), (417, 154609), (973, 66261), (1699, 37947), (1807, 35679), (2919, 22087), (5097, 12649), (5421, 11893)]