72179499

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 120785280

約数和(自身を除く): 48605781

約数列:

[1, 3, 7, 19, 21, 43, 49, 57, 129, 133, 147, 301, 399, 601, 817, 903, 931, 1803, 2107, 2451, 2793, 4207, 5719, 6321, 11419, 12621, 17157, 25843, 29449, 34257, 40033, 77529, 79933, 88347, 120099, 180901, 239799, 491017, 542703, 559531, 1266307, 1473051, 1678593, 3437119, 3798921, 10311357, 24059833, 72179499]

約数ペア:

[(1, 72179499), (3, 24059833), (7, 10311357), (19, 3798921), (21, 3437119), (43, 1678593), (49, 1473051), (57, 1266307), (129, 559531), (133, 542703), (147, 491017), (301, 239799), (399, 180901), (601, 120099), (817, 88347), (903, 79933), (931, 77529), (1803, 40033), (2107, 34257), (2451, 29449), (2793, 25843), (4207, 17157), (5719, 12621), (6321, 11419)]