13772685

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 22860288

約数和(自身を除く): 9087603

約数列:

[1, 3, 5, 15, 43, 129, 131, 163, 215, 393, 489, 645, 655, 815, 1965, 2445, 5633, 7009, 16899, 21027, 21353, 28165, 35045, 64059, 84495, 105135, 106765, 320295, 918179, 2754537, 4590895, 13772685]

約数ペア:

[(1, 13772685), (3, 4590895), (5, 2754537), (15, 918179), (43, 320295), (129, 106765), (131, 105135), (163, 84495), (215, 64059), (393, 35045), (489, 28165), (645, 21353), (655, 21027), (815, 16899), (1965, 7009), (2445, 5633)]