31351190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{1427}}^1$

素因数の和:1473

約数の個数: 32

約数和(自身を含む): 61175520

約数和(自身を除く): 29824330

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1427, 1690, 2197, 2854, 4394, 7135, 10985, 14270, 18551, 21970, 37102, 92755, 185510, 241163, 482326, 1205815, 2411630, 3135119, 6270238, 15675595, 31351190]

約数ペア:

[(1, 31351190), (2, 15675595), (5, 6270238), (10, 3135119), (13, 2411630), (26, 1205815), (65, 482326), (130, 241163), (169, 185510), (338, 92755), (845, 37102), (1427, 21970), (1690, 18551), (2197, 14270), (2854, 10985), (4394, 7135)]