78641019

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2311}}^1$

素因数の和:2535

約数の個数: 24

約数和(自身を含む): 120224000

約数和(自身を除く): 41582981

約数列:

[1, 3, 9, 19, 57, 171, 199, 597, 1791, 2311, 3781, 6933, 11343, 20799, 34029, 43909, 131727, 395181, 459889, 1379667, 4139001, 8737891, 26213673, 78641019]

約数ペア:

[(1, 78641019), (3, 26213673), (9, 8737891), (19, 4139001), (57, 1379667), (171, 459889), (199, 395181), (597, 131727), (1791, 43909), (2311, 34029), (3781, 20799), (6933, 11343)]