72087911

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{7589}}^1$

素因数の和:7678

約数の個数: 16

約数和(自身を含む): 87436800

約数和(自身を除く): 15348889

約数列:

[1, 7, 23, 59, 161, 413, 1357, 7589, 9499, 53123, 174547, 447751, 1221829, 3134257, 10298273, 72087911]

約数ペア:

[(1, 72087911), (7, 10298273), (23, 3134257), (59, 1221829), (161, 447751), (413, 174547), (1357, 53123), (7589, 9499)]