290226274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{157219}}^1$

素因数の和:157305

約数の個数: 16

約数和(自身を含む): 475433280

約数和(自身を除く): 185207006

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 157219, 314438, 2043847, 4087694, 11162549, 22325098, 145113137, 290226274]

約数ペア:

[(1, 290226274), (2, 145113137), (13, 22325098), (26, 11162549), (71, 4087694), (142, 2043847), (923, 314438), (1846, 157219)]