29991825

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7841}}^1$

素因数の和:7874

約数の個数: 36

約数和(自身を含む): 56885868

約数和(自身を除く): 26894043

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 7841, 23523, 39205, 70569, 117615, 133297, 196025, 352845, 399891, 588075, 666485, 1199673, 1764225, 1999455, 3332425, 5998365, 9997275, 29991825]

約数ペア:

[(1, 29991825), (3, 9997275), (5, 5998365), (9, 3332425), (15, 1999455), (17, 1764225), (25, 1199673), (45, 666485), (51, 588075), (75, 399891), (85, 352845), (153, 196025), (225, 133297), (255, 117615), (425, 70569), (765, 39205), (1275, 23523), (3825, 7841)]