201897015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{2579}}^1$

素因数の和:2911

約数の個数: 32

約数和(自身を含む): 343284480

約数和(自身を除く): 141387465

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 307, 921, 1535, 2579, 4605, 5219, 7737, 12895, 15657, 26095, 38685, 43843, 78285, 131529, 219215, 657645, 791753, 2375259, 3958765, 11876295, 13459801, 40379403, 67299005, 201897015]

約数ペア:

[(1, 201897015), (3, 67299005), (5, 40379403), (15, 13459801), (17, 11876295), (51, 3958765), (85, 2375259), (255, 791753), (307, 657645), (921, 219215), (1535, 131529), (2579, 78285), (4605, 43843), (5219, 38685), (7737, 26095), (12895, 15657)]