7345809

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{3943}}^1$

素因数の和:3978

約数の個数: 20

約数和(自身を含む): 11453376

約数和(自身を除く): 4107567

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 3943, 11829, 35487, 90689, 106461, 272067, 319383, 816201, 2448603, 7345809]

約数ペア:

[(1, 7345809), (3, 2448603), (9, 816201), (23, 319383), (27, 272067), (69, 106461), (81, 90689), (207, 35487), (621, 11829), (1863, 3943)]