405087137

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3881}}^1$

素因数の和:3969

約数の個数: 32

約数和(自身を含む): 528697344

約数和(自身を除く): 123610207

約数列:

[1, 7, 13, 31, 37, 91, 217, 259, 403, 481, 1147, 2821, 3367, 3881, 8029, 14911, 27167, 50453, 104377, 120311, 143597, 353171, 842177, 1005179, 1564043, 1866761, 4451507, 10948301, 13067327, 31160549, 57869591, 405087137]

約数ペア:

[(1, 405087137), (7, 57869591), (13, 31160549), (31, 13067327), (37, 10948301), (91, 4451507), (217, 1866761), (259, 1564043), (403, 1005179), (481, 842177), (1147, 353171), (2821, 143597), (3367, 120311), (3881, 104377), (8029, 50453), (14911, 27167)]