64129289

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 77307048

約数和(自身を除く): 13177759

約数列:

[1, 7, 41, 49, 137, 233, 287, 959, 1631, 2009, 5617, 6713, 9553, 11417, 31921, 39319, 66871, 223447, 275233, 468097, 1308761, 1564129, 9161327, 64129289]

約数ペア:

[(1, 64129289), (7, 9161327), (41, 1564129), (49, 1308761), (137, 468097), (233, 275233), (287, 223447), (959, 66871), (1631, 39319), (2009, 31921), (5617, 11417), (6713, 9553)]