25287119

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 32175360

約数和(自身を除く): 6888241

約数列:

[1, 11, 13, 19, 41, 143, 209, 227, 247, 451, 533, 779, 2497, 2717, 2951, 4313, 5863, 8569, 9307, 10127, 32461, 47443, 56069, 102377, 111397, 120991, 176833, 616759, 1330901, 1945163, 2298829, 25287119]

約数ペア:

[(1, 25287119), (11, 2298829), (13, 1945163), (19, 1330901), (41, 616759), (143, 176833), (209, 120991), (227, 111397), (247, 102377), (451, 56069), (533, 47443), (779, 32461), (2497, 10127), (2717, 9307), (2951, 8569), (4313, 5863)]