2528857245

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{178781}}^1$

素因数の和:178853

約数の個数: 32

約数和(自身を含む): 4325094144

約数和(自身を除く): 1796236899

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 345, 615, 943, 2829, 4715, 14145, 178781, 536343, 893905, 2681715, 4111963, 7330021, 12335889, 20559815, 21990063, 36650105, 61679445, 109950315, 168590483, 505771449, 842952415, 2528857245]

約数ペア:

[(1, 2528857245), (3, 842952415), (5, 505771449), (15, 168590483), (23, 109950315), (41, 61679445), (69, 36650105), (115, 21990063), (123, 20559815), (205, 12335889), (345, 7330021), (615, 4111963), (943, 2681715), (2829, 893905), (4715, 536343), (14145, 178781)]