80539389

素因数分解:

$3^2\times 7^2\times {\mathrm{181}}^1\times {\mathrm{1009}}^1$

素因数の和:1210

約数の個数: 36

約数和(自身を含む): 136210620

約数和(自身を除く): 55671231

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 181, 441, 543, 1009, 1267, 1629, 3027, 3801, 7063, 8869, 9081, 11403, 21189, 26607, 49441, 63567, 79821, 148323, 182629, 444969, 547887, 1278403, 1643661, 3835209, 8948821, 11505627, 26846463, 80539389]

約数ペア:

[(1, 80539389), (3, 26846463), (7, 11505627), (9, 8948821), (21, 3835209), (49, 1643661), (63, 1278403), (147, 547887), (181, 444969), (441, 182629), (543, 148323), (1009, 79821), (1267, 63567), (1629, 49441), (3027, 26607), (3801, 21189), (7063, 11403), (8869, 9081)]