28705065

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{36107}}^1$

素因数の和:36168

約数の個数: 16

約数和(自身を含む): 46795968

約数和(自身を除く): 18090903

約数列:

[1, 3, 5, 15, 53, 159, 265, 795, 36107, 108321, 180535, 541605, 1913671, 5741013, 9568355, 28705065]

約数ペア:

[(1, 28705065), (3, 9568355), (5, 5741013), (15, 1913671), (53, 541605), (159, 180535), (265, 108321), (795, 36107)]