210926890

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{129403}}^1$

素因数の和:129573

約数の個数: 16

約数和(自身を含む): 382000608

約数和(自身を除く): 171073718

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 129403, 258806, 647015, 1294030, 21092689, 42185378, 105463445, 210926890]

約数ペア:

[(1, 210926890), (2, 105463445), (5, 42185378), (10, 21092689), (163, 1294030), (326, 647015), (815, 258806), (1630, 129403)]