12888928221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1231}}^1\times {\mathrm{4007}}^1$

素因数の和:5321

約数の個数: 32

約数和(自身を含む): 18803355648

約数和(自身を除く): 5914427427

約数列:

[1, 3, 13, 39, 67, 201, 871, 1231, 2613, 3693, 4007, 12021, 16003, 48009, 52091, 82477, 156273, 247431, 268469, 805407, 1072201, 3216603, 3490097, 4932617, 10470291, 14797851, 64124021, 192372063, 330485339, 991456017, 4296309407, 12888928221]

約数ペア:

[(1, 12888928221), (3, 4296309407), (13, 991456017), (39, 330485339), (67, 192372063), (201, 64124021), (871, 14797851), (1231, 10470291), (2613, 4932617), (3693, 3490097), (4007, 3216603), (12021, 1072201), (16003, 805407), (48009, 268469), (52091, 247431), (82477, 156273)]