245705505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{8527}}^1$

素因数の和:8665

約数の個数: 32

約数和(自身を含む): 419986944

約数和(自身を除く): 174281439

約数列:

[1, 3, 5, 15, 17, 51, 85, 113, 255, 339, 565, 1695, 1921, 5763, 8527, 9605, 25581, 28815, 42635, 127905, 144959, 434877, 724795, 963551, 2174385, 2890653, 4817755, 14453265, 16380367, 49141101, 81901835, 245705505]

約数ペア:

[(1, 245705505), (3, 81901835), (5, 49141101), (15, 16380367), (17, 14453265), (51, 4817755), (85, 2890653), (113, 2174385), (255, 963551), (339, 724795), (565, 434877), (1695, 144959), (1921, 127905), (5763, 42635), (8527, 28815), (9605, 25581)]