15203349

素因数分解:

$3^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:586

約数の個数: 32

約数和(自身を含む): 25923840

約数和(自身を除く): 10720491

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 257, 313, 771, 939, 1799, 2191, 2313, 2817, 5397, 6573, 6939, 8451, 16191, 19719, 48573, 59157, 80441, 241323, 563087, 723969, 1689261, 2171907, 5067783, 15203349]

約数ペア:

[(1, 15203349), (3, 5067783), (7, 2171907), (9, 1689261), (21, 723969), (27, 563087), (63, 241323), (189, 80441), (257, 59157), (313, 48573), (771, 19719), (939, 16191), (1799, 8451), (2191, 6939), (2313, 6573), (2817, 5397)]