639642

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{6271}}^1$

素因数の和:6293

約数の個数: 16

約数和(自身を含む): 1354752

約数和(自身を除く): 715110

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 6271, 12542, 18813, 37626, 106607, 213214, 319821, 639642]

約数ペア:

[(1, 639642), (2, 319821), (3, 213214), (6, 106607), (17, 37626), (34, 18813), (51, 12542), (102, 6271)]