138238335

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{359}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 247104000

約数和(自身を除く): 108865665

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 199, 215, 359, 387, 597, 645, 995, 1077, 1791, 1795, 1935, 2985, 3231, 5385, 8557, 8955, 15437, 16155, 25671, 42785, 46311, 71441, 77013, 77185, 128355, 138933, 214323, 231555, 357205, 385065, 642969, 694665, 1071615, 3071963, 3214845, 9215889, 15359815, 27647667, 46079445, 138238335]

約数ペア:

[(1, 138238335), (3, 46079445), (5, 27647667), (9, 15359815), (15, 9215889), (43, 3214845), (45, 3071963), (129, 1071615), (199, 694665), (215, 642969), (359, 385065), (387, 357205), (597, 231555), (645, 214323), (995, 138933), (1077, 128355), (1791, 77185), (1795, 77013), (1935, 71441), (2985, 46311), (3231, 42785), (5385, 25671), (8557, 16155), (8955, 15437)]