389199904

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{715441}}^1$

素因数の和:715468

約数の個数: 24

約数和(自身を含む): 811311228

約数和(自身を除く): 422111324

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 715441, 1430882, 2861764, 5723528, 11447056, 12162497, 22894112, 24324994, 48649988, 97299976, 194599952, 389199904]

約数ペア:

[(1, 389199904), (2, 194599952), (4, 97299976), (8, 48649988), (16, 24324994), (17, 22894112), (32, 12162497), (34, 11447056), (68, 5723528), (136, 2861764), (272, 1430882), (544, 715441)]