64941993

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 103574016

約数和(自身を除く): 38632023

約数列:

[1, 3, 9, 27, 31, 37, 81, 93, 111, 233, 243, 279, 333, 699, 837, 999, 1147, 2097, 2511, 2997, 3441, 6291, 7223, 7533, 8621, 8991, 10323, 18873, 21669, 25863, 30969, 56619, 65007, 77589, 92907, 195021, 232767, 267251, 278721, 585063, 698301, 801753, 1755189, 2094903, 2405259, 7215777, 21647331, 64941993]

約数ペア:

[(1, 64941993), (3, 21647331), (9, 7215777), (27, 2405259), (31, 2094903), (37, 1755189), (81, 801753), (93, 698301), (111, 585063), (233, 278721), (243, 267251), (279, 232767), (333, 195021), (699, 92907), (837, 77589), (999, 65007), (1147, 56619), (2097, 30969), (2511, 25863), (2997, 21669), (3441, 18873), (6291, 10323), (7223, 8991), (7533, 8621)]