30481521

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 48107520

約数和(自身を除く): 17625999

約数列:

[1, 3, 7, 21, 47, 89, 141, 267, 329, 347, 623, 987, 1041, 1869, 2429, 4183, 7287, 12549, 16309, 29281, 30883, 48927, 87843, 92649, 114163, 216181, 342489, 648543, 1451501, 4354503, 10160507, 30481521]

約数ペア:

[(1, 30481521), (3, 10160507), (7, 4354503), (21, 1451501), (47, 648543), (89, 342489), (141, 216181), (267, 114163), (329, 92649), (347, 87843), (623, 48927), (987, 30883), (1041, 29281), (1869, 16309), (2429, 12549), (4183, 7287)]