520047731

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{15227}}^1$

素因数の和:15299

約数の個数: 24

約数和(自身を含む): 656204976

約数和(自身を除く): 136157245

約数列:

[1, 7, 17, 41, 49, 119, 287, 697, 833, 2009, 4879, 15227, 34153, 106589, 258859, 624307, 746123, 1812013, 4370149, 10613219, 12684091, 30591043, 74292533, 520047731]

約数ペア:

[(1, 520047731), (7, 74292533), (17, 30591043), (41, 12684091), (49, 10613219), (119, 4370149), (287, 1812013), (697, 746123), (833, 624307), (2009, 258859), (4879, 106589), (15227, 34153)]