674400382

素因数分解:

$2^1\times {\mathrm{257}}^1\times {\mathrm{317}}^1\times {\mathrm{4139}}^1$

素因数の和:4715

約数の個数: 16

約数和(自身を含む): 1018986480

約数和(自身を除く): 344586098

約数列:

[1, 2, 257, 317, 514, 634, 4139, 8278, 81469, 162938, 1063723, 1312063, 2127446, 2624126, 337200191, 674400382]

約数ペア:

[(1, 674400382), (2, 337200191), (257, 2624126), (317, 2127446), (514, 1312063), (634, 1063723), (4139, 162938), (8278, 81469)]