65572173

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:479

約数の個数: 40

約数和(自身を含む): 104195520

約数和(自身を除く): 38623347

約数列:

[1, 3, 9, 19, 27, 57, 81, 137, 171, 311, 411, 513, 933, 1233, 1539, 2603, 2799, 3699, 5909, 7809, 8397, 11097, 17727, 23427, 25191, 42607, 53181, 70281, 127821, 159543, 210843, 383463, 478629, 809533, 1150389, 2428599, 3451167, 7285797, 21857391, 65572173]

約数ペア:

[(1, 65572173), (3, 21857391), (9, 7285797), (19, 3451167), (27, 2428599), (57, 1150389), (81, 809533), (137, 478629), (171, 383463), (311, 210843), (411, 159543), (513, 127821), (933, 70281), (1233, 53181), (1539, 42607), (2603, 25191), (2799, 23427), (3699, 17727), (5909, 11097), (7809, 8397)]