206847415

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{3329}}^1$

素因数の和:3411

約数の個数: 24

約数和(自身を含む): 269889840

約数和(自身を除く): 63042425

約数列:

[1, 5, 17, 43, 85, 215, 289, 731, 1445, 3329, 3655, 12427, 16645, 56593, 62135, 143147, 282965, 715735, 962081, 2433499, 4810405, 12167495, 41369483, 206847415]

約数ペア:

[(1, 206847415), (5, 41369483), (17, 12167495), (43, 4810405), (85, 2433499), (215, 962081), (289, 715735), (731, 282965), (1445, 143147), (3329, 62135), (3655, 56593), (12427, 16645)]