30803265

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15919}}^1$

素因数の和:15973

約数の個数: 24

約数和(自身を含む): 54637440

約数和(自身を除く): 23834175

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 15919, 47757, 79595, 143271, 238785, 684517, 716355, 2053551, 3422585, 6160653, 10267755, 30803265]

約数ペア:

[(1, 30803265), (3, 10267755), (5, 6160653), (9, 3422585), (15, 2053551), (43, 716355), (45, 684517), (129, 238785), (215, 143271), (387, 79595), (645, 47757), (1935, 15919)]