18115005

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 30228480

約数和(自身を除く): 12113475

約数列:

[1, 3, 5, 15, 31, 93, 155, 163, 239, 465, 489, 717, 815, 1195, 2445, 3585, 5053, 7409, 15159, 22227, 25265, 37045, 38957, 75795, 111135, 116871, 194785, 584355, 1207667, 3623001, 6038335, 18115005]

約数ペア:

[(1, 18115005), (3, 6038335), (5, 3623001), (15, 1207667), (31, 584355), (93, 194785), (155, 116871), (163, 111135), (239, 75795), (465, 38957), (489, 37045), (717, 25265), (815, 22227), (1195, 15159), (2445, 7409), (3585, 5053)]