2205957

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 3367200

約数和(自身を除く): 1161243

約数列:

[1, 3, 13, 19, 39, 57, 169, 229, 247, 507, 687, 741, 2977, 3211, 4351, 8931, 9633, 13053, 38701, 56563, 116103, 169689, 735319, 2205957]

約数ペア:

[(1, 2205957), (3, 735319), (13, 169689), (19, 116103), (39, 56563), (57, 38701), (169, 13053), (229, 9633), (247, 8931), (507, 4351), (687, 3211), (741, 2977)]