1880761779

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{40087}}^1$

素因数の和:40507

約数の個数: 24

約数和(自身を含む): 2932998432

約数和(自身を除く): 1052236653

約数列:

[1, 3, 9, 13, 39, 117, 401, 1203, 3609, 5213, 15639, 40087, 46917, 120261, 360783, 521131, 1563393, 4690179, 16074887, 48224661, 144673983, 208973531, 626920593, 1880761779]

約数ペア:

[(1, 1880761779), (3, 626920593), (9, 208973531), (13, 144673983), (39, 48224661), (117, 16074887), (401, 4690179), (1203, 1563393), (3609, 521131), (5213, 360783), (15639, 120261), (40087, 46917)]