681885648

素因数分解:

$2^4\times 3^3\times {\mathrm{1578439}}^1$

素因数の和:1578456

約数の個数: 40

約数和(自身を含む): 1957265600

約数和(自身を除く): 1275379952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 1578439, 3156878, 4735317, 6313756, 9470634, 12627512, 14205951, 18941268, 25255024, 28411902, 37882536, 42617853, 56823804, 75765072, 85235706, 113647608, 170471412, 227295216, 340942824, 681885648]

約数ペア:

[(1, 681885648), (2, 340942824), (3, 227295216), (4, 170471412), (6, 113647608), (8, 85235706), (9, 75765072), (12, 56823804), (16, 42617853), (18, 37882536), (24, 28411902), (27, 25255024), (36, 18941268), (48, 14205951), (54, 12627512), (72, 9470634), (108, 6313756), (144, 4735317), (216, 3156878), (432, 1578439)]