86662401

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{217199}}^1$

素因数の和:217228

約数の個数: 16

約数和(自身を含む): 139008000

約数和(自身を除く): 52345599

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 217199, 651597, 1520393, 4126781, 4561179, 12380343, 28887467, 86662401]

約数ペア:

[(1, 86662401), (3, 28887467), (7, 12380343), (19, 4561179), (21, 4126781), (57, 1520393), (133, 651597), (399, 217199)]