203438415

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{5449}}^1$

素因数の和:5607

約数の個数: 32

約数和(自身を含む): 345312000

約数和(自身を除く): 141873585

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 393, 655, 1965, 2489, 5449, 7467, 12445, 16347, 27245, 37335, 81735, 103531, 310593, 517655, 713819, 1552965, 2141457, 3569095, 10707285, 13562561, 40687683, 67812805, 203438415]

約数ペア:

[(1, 203438415), (3, 67812805), (5, 40687683), (15, 13562561), (19, 10707285), (57, 3569095), (95, 2141457), (131, 1552965), (285, 713819), (393, 517655), (655, 310593), (1965, 103531), (2489, 81735), (5449, 37335), (7467, 27245), (12445, 16347)]