1389385035

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{447467}}^1$

素因数の和:447504

約数の個数: 32

約数和(自身を含む): 2577415680

約数和(自身を除く): 1188030645

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 447467, 1342401, 2237335, 4027203, 6712005, 10291741, 12081609, 20136015, 30875223, 51458705, 60408045, 92625669, 154376115, 277877007, 463128345, 1389385035]

約数ペア:

[(1, 1389385035), (3, 463128345), (5, 277877007), (9, 154376115), (15, 92625669), (23, 60408045), (27, 51458705), (45, 30875223), (69, 20136015), (115, 12081609), (135, 10291741), (207, 6712005), (345, 4027203), (621, 2237335), (1035, 1342401), (3105, 447467)]