216309075

素因数分解:

$3^1\times 5^2\times {\mathrm{571}}^1\times {\mathrm{5051}}^1$

素因数の和:5635

約数の個数: 24

約数和(自身を含む): 358328256

約数和(自身を除く): 142019181

約数列:

[1, 3, 5, 15, 25, 75, 571, 1713, 2855, 5051, 8565, 14275, 15153, 25255, 42825, 75765, 126275, 378825, 2884121, 8652363, 14420605, 43261815, 72103025, 216309075]

約数ペア:

[(1, 216309075), (3, 72103025), (5, 43261815), (15, 14420605), (25, 8652363), (75, 2884121), (571, 378825), (1713, 126275), (2855, 75765), (5051, 42825), (8565, 25255), (14275, 15153)]