28998957

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 44513280

約数和(自身を除く): 15514323

約数列:

[1, 3, 13, 17, 39, 51, 191, 221, 229, 573, 663, 687, 2483, 2977, 3247, 3893, 7449, 8931, 9741, 11679, 42211, 43739, 50609, 126633, 131217, 151827, 568607, 743563, 1705821, 2230689, 9666319, 28998957]

約数ペア:

[(1, 28998957), (3, 9666319), (13, 2230689), (17, 1705821), (39, 743563), (51, 568607), (191, 151827), (221, 131217), (229, 126633), (573, 50609), (663, 43739), (687, 42211), (2483, 11679), (2977, 9741), (3247, 8931), (3893, 7449)]