28027917

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:522

約数の個数: 32

約数和(自身を含む): 44323200

約数和(自身を除く): 16295283

約数列:

[1, 3, 9, 17, 27, 51, 153, 227, 269, 459, 681, 807, 2043, 2421, 3859, 4573, 6129, 7263, 11577, 13719, 34731, 41157, 61063, 104193, 123471, 183189, 549567, 1038071, 1648701, 3114213, 9342639, 28027917]

約数ペア:

[(1, 28027917), (3, 9342639), (9, 3114213), (17, 1648701), (27, 1038071), (51, 549567), (153, 183189), (227, 123471), (269, 104193), (459, 61063), (681, 41157), (807, 34731), (2043, 13719), (2421, 11577), (3859, 7263), (4573, 6129)]