81701145

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{17627}}^1$

素因数の和:17741

約数の個数: 24

約数和(自身を含む): 142998336

約数和(自身を除く): 61297191

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4635, 17627, 52881, 88135, 158643, 264405, 793215, 1815581, 5446743, 9077905, 16340229, 27233715, 81701145]

約数ペア:

[(1, 81701145), (3, 27233715), (5, 16340229), (9, 9077905), (15, 5446743), (45, 1815581), (103, 793215), (309, 264405), (515, 158643), (927, 88135), (1545, 52881), (4635, 17627)]