215845251

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{4091}}^1$

素因数の和:4546

約数の個数: 16

約数和(自身を含む): 295278720

約数和(自身を除く): 79433469

約数列:

[1, 3, 43, 129, 409, 1227, 4091, 12273, 17587, 52761, 175913, 527739, 1673219, 5019657, 71948417, 215845251]

約数ペア:

[(1, 215845251), (3, 71948417), (43, 5019657), (129, 1673219), (409, 527739), (1227, 175913), (4091, 52761), (12273, 17587)]