127643905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{599}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 171072000

約数和(自身を除く): 43428095

約数列:

[1, 5, 17, 23, 85, 109, 115, 391, 545, 599, 1853, 1955, 2507, 2995, 9265, 10183, 12535, 13777, 42619, 50915, 65291, 68885, 213095, 234209, 326455, 1109947, 1171045, 1501693, 5549735, 7508465, 25528781, 127643905]

約数ペア:

[(1, 127643905), (5, 25528781), (17, 7508465), (23, 5549735), (85, 1501693), (109, 1171045), (115, 1109947), (391, 326455), (545, 234209), (599, 213095), (1853, 68885), (1955, 65291), (2507, 50915), (2995, 42619), (9265, 13777), (10183, 12535)]