31018890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{147709}}^1$

素因数の和:147726

約数の個数: 32

約数和(自身を含む): 85080960

約数和(自身を除く): 54062070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 147709, 295418, 443127, 738545, 886254, 1033963, 1477090, 2067926, 2215635, 3101889, 4431270, 5169815, 6203778, 10339630, 15509445, 31018890]

約数ペア:

[(1, 31018890), (2, 15509445), (3, 10339630), (5, 6203778), (6, 5169815), (7, 4431270), (10, 3101889), (14, 2215635), (15, 2067926), (21, 1477090), (30, 1033963), (35, 886254), (42, 738545), (70, 443127), (105, 295418), (210, 147709)]