28018839

素因数分解:

$3^1\times {\mathrm{17}}^3\times {\mathrm{1901}}^1$

素因数の和:1955

約数の個数: 16

約数和(自身を含む): 39713760

約数和(自身を除く): 11694921

約数列:

[1, 3, 17, 51, 289, 867, 1901, 4913, 5703, 14739, 32317, 96951, 549389, 1648167, 9339613, 28018839]

約数ペア:

[(1, 28018839), (3, 9339613), (17, 1648167), (51, 549389), (289, 96951), (867, 32317), (1901, 14739), (4913, 5703)]