128433753

素因数分解:

$3^2\times 7^2\times {\mathrm{179}}^1\times {\mathrm{1627}}^1$

素因数の和:1826

約数の個数: 36

約数和(自身を含む): 217142640

約数和(自身を除く): 88708887

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 179, 441, 537, 1253, 1611, 1627, 3759, 4881, 8771, 11277, 11389, 14643, 26313, 34167, 78939, 79723, 102501, 239169, 291233, 717507, 873699, 2038631, 2621097, 6115893, 14270417, 18347679, 42811251, 128433753]

約数ペア:

[(1, 128433753), (3, 42811251), (7, 18347679), (9, 14270417), (21, 6115893), (49, 2621097), (63, 2038631), (147, 873699), (179, 717507), (441, 291233), (537, 239169), (1253, 102501), (1611, 79723), (1627, 78939), (3759, 34167), (4881, 26313), (8771, 14643), (11277, 11389)]