255220305

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{3833}}^1$

素因数の和:4057

約数の個数: 32

約数和(自身を含む): 428426496

約数和(自身を除く): 173206191

約数列:

[1, 3, 5, 15, 23, 69, 115, 193, 345, 579, 965, 2895, 3833, 4439, 11499, 13317, 19165, 22195, 57495, 66585, 88159, 264477, 440795, 739769, 1322385, 2219307, 3698845, 11096535, 17014687, 51044061, 85073435, 255220305]

約数ペア:

[(1, 255220305), (3, 85073435), (5, 51044061), (15, 17014687), (23, 11096535), (69, 3698845), (115, 2219307), (193, 1322385), (345, 739769), (579, 440795), (965, 264477), (2895, 88159), (3833, 66585), (4439, 57495), (11499, 22195), (13317, 19165)]