64862889

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4027}}^1$

素因数の和:4109

約数の個数: 32

約数和(自身を含む): 108272640

約数和(自身を除く): 43409751

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 177, 273, 413, 767, 1239, 2301, 4027, 5369, 12081, 16107, 28189, 52351, 84567, 157053, 237593, 366457, 712779, 1099371, 1663151, 3088709, 4989453, 9266127, 21620963, 64862889]

約数ペア:

[(1, 64862889), (3, 21620963), (7, 9266127), (13, 4989453), (21, 3088709), (39, 1663151), (59, 1099371), (91, 712779), (177, 366457), (273, 237593), (413, 157053), (767, 84567), (1239, 52351), (2301, 28189), (4027, 16107), (5369, 12081)]