215364075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{168913}}^1$

素因数の和:168943

約数の個数: 24

約数和(自身を含む): 377016048

約数和(自身を除く): 161651973

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 168913, 506739, 844565, 2533695, 2871521, 4222825, 8614563, 12668475, 14357605, 43072815, 71788025, 215364075]

約数ペア:

[(1, 215364075), (3, 71788025), (5, 43072815), (15, 14357605), (17, 12668475), (25, 8614563), (51, 4222825), (75, 2871521), (85, 2533695), (255, 844565), (425, 506739), (1275, 168913)]