768208131

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{353}}^1\times {\mathrm{401}}^1$

素因数の和:833

約数の個数: 40

約数和(自身を含む): 1170910224

約数和(自身を除く): 402702093

約数列:

[1, 3, 9, 27, 67, 81, 201, 353, 401, 603, 1059, 1203, 1809, 3177, 3609, 5427, 9531, 10827, 23651, 26867, 28593, 32481, 70953, 80601, 141553, 212859, 241803, 424659, 638577, 725409, 1273977, 1915731, 2176227, 3821931, 9484051, 11465793, 28452153, 85356459, 256069377, 768208131]

約数ペア:

[(1, 768208131), (3, 256069377), (9, 85356459), (27, 28452153), (67, 11465793), (81, 9484051), (201, 3821931), (353, 2176227), (401, 1915731), (603, 1273977), (1059, 725409), (1203, 638577), (1809, 424659), (3177, 241803), (3609, 212859), (5427, 141553), (9531, 80601), (10827, 70953), (23651, 32481), (26867, 28593)]