28447695

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21799}}^1$

素因数の和:21839

約数の個数: 24

約数和(自身を含む): 51012000

約数和(自身を除く): 22564305

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 21799, 65397, 108995, 196191, 326985, 632171, 980955, 1896513, 3160855, 5689539, 9482565, 28447695]

約数ペア:

[(1, 28447695), (3, 9482565), (5, 5689539), (9, 3160855), (15, 1896513), (29, 980955), (45, 632171), (87, 326985), (145, 196191), (261, 108995), (435, 65397), (1305, 21799)]