28565284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{727}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 58705920

約数和(自身を除く): 30140636

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 76, 94, 188, 209, 418, 517, 727, 836, 893, 1034, 1454, 1786, 2068, 2908, 3572, 7997, 9823, 13813, 15994, 19646, 27626, 31988, 34169, 39292, 55252, 68338, 136676, 151943, 303886, 375859, 607772, 649211, 751718, 1298422, 1503436, 2596844, 7141321, 14282642, 28565284]

約数ペア:

[(1, 28565284), (2, 14282642), (4, 7141321), (11, 2596844), (19, 1503436), (22, 1298422), (38, 751718), (44, 649211), (47, 607772), (76, 375859), (94, 303886), (188, 151943), (209, 136676), (418, 68338), (517, 55252), (727, 39292), (836, 34169), (893, 31988), (1034, 27626), (1454, 19646), (1786, 15994), (2068, 13813), (2908, 9823), (3572, 7997)]