90657007

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 110824416

約数和(自身を除く): 20167409

約数列:

[1, 7, 23, 49, 161, 257, 313, 1127, 1799, 2191, 5911, 7199, 12593, 15337, 41377, 50393, 80441, 289639, 352751, 563087, 1850143, 3941609, 12951001, 90657007]

約数ペア:

[(1, 90657007), (7, 12951001), (23, 3941609), (49, 1850143), (161, 563087), (257, 352751), (313, 289639), (1127, 80441), (1799, 50393), (2191, 41377), (5911, 15337), (7199, 12593)]