27889065

素因数分解:

$3^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1399}}^1$

素因数の和:1853

約数の個数: 24

約数和(自身を含む): 48484800

約数和(自身を除く): 20595735

約数列:

[1, 3, 5, 9, 15, 45, 443, 1329, 1399, 2215, 3987, 4197, 6645, 6995, 12591, 19935, 20985, 62955, 619757, 1859271, 3098785, 5577813, 9296355, 27889065]

約数ペア:

[(1, 27889065), (3, 9296355), (5, 5577813), (9, 3098785), (15, 1859271), (45, 619757), (443, 62955), (1329, 20985), (1399, 19935), (2215, 12591), (3987, 6995), (4197, 6645)]