217906935

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{1481}}^1$

素因数の和:2083

約数の個数: 32

約数和(自身を含む): 370049472

約数和(自身を除く): 152142537

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 577, 1481, 1731, 2885, 4443, 7405, 8655, 9809, 22215, 25177, 29427, 49045, 75531, 125885, 147135, 377655, 854537, 2563611, 4272685, 12818055, 14527129, 43581387, 72635645, 217906935]

約数ペア:

[(1, 217906935), (3, 72635645), (5, 43581387), (15, 14527129), (17, 12818055), (51, 4272685), (85, 2563611), (255, 854537), (577, 377655), (1481, 147135), (1731, 125885), (2885, 75531), (4443, 49045), (7405, 29427), (8655, 25177), (9809, 22215)]