4271905

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 5898816

約数和(自身を除く): 1626911

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 307, 605, 1265, 1535, 2783, 3377, 7061, 13915, 16885, 35305, 37147, 77671, 185735, 388355, 854381, 4271905]

約数ペア:

[(1, 4271905), (5, 854381), (11, 388355), (23, 185735), (55, 77671), (115, 37147), (121, 35305), (253, 16885), (307, 13915), (605, 7061), (1265, 3377), (1535, 2783)]