15028221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1193}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 24071040

約数和(自身を除く): 9042819

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 663, 741, 969, 1193, 3579, 4199, 12597, 15509, 20281, 22667, 46527, 60843, 68001, 263653, 294671, 385339, 790959, 884013, 1156017, 5009407, 15028221]

約数ペア:

[(1, 15028221), (3, 5009407), (13, 1156017), (17, 884013), (19, 790959), (39, 385339), (51, 294671), (57, 263653), (221, 68001), (247, 60843), (323, 46527), (663, 22667), (741, 20281), (969, 15509), (1193, 12597), (3579, 4199)]