405053467

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2039}}^1$

素因数の和:2155

約数の個数: 32

約数和(自身を含む): 520934400

約数和(自身を除く): 115880933

約数列:

[1, 7, 13, 37, 59, 91, 259, 413, 481, 767, 2039, 2183, 3367, 5369, 14273, 15281, 26507, 28379, 75443, 120301, 185549, 198653, 528101, 842107, 980759, 1563913, 4451137, 6865313, 10947391, 31157959, 57864781, 405053467]

約数ペア:

[(1, 405053467), (7, 57864781), (13, 31157959), (37, 10947391), (59, 6865313), (91, 4451137), (259, 1563913), (413, 980759), (481, 842107), (767, 528101), (2039, 198653), (2183, 185549), (3367, 120301), (5369, 75443), (14273, 28379), (15281, 26507)]