213960311

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{1187}}^1$

素因数の和:1438

約数の個数: 16

約数和(自身を含む): 230947200

約数和(自身を除く): 16986889

約数列:

[1, 19, 53, 179, 1007, 1187, 3401, 9487, 22553, 62911, 180253, 212473, 1195309, 4036987, 11261069, 213960311]

約数ペア:

[(1, 213960311), (19, 11261069), (53, 4036987), (179, 1195309), (1007, 212473), (1187, 180253), (3401, 62911), (9487, 22553)]