64428018

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{249721}}^1$

素因数の和:249769

約数の個数: 16

約数和(自身を含む): 131853216

約数和(自身を除く): 67425198

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 249721, 499442, 749163, 1498326, 10738003, 21476006, 32214009, 64428018]

約数ペア:

[(1, 64428018), (2, 32214009), (3, 21476006), (6, 10738003), (43, 1498326), (86, 749163), (129, 499442), (258, 249721)]