11978325

素因数分解:

$3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:538

約数の個数: 36

約数和(自身を含む): 21665280

約数和(自身を除く): 9686955

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 139, 225, 383, 417, 695, 1149, 1251, 1915, 2085, 3447, 3475, 5745, 6255, 9575, 10425, 17235, 28725, 31275, 53237, 86175, 159711, 266185, 479133, 798555, 1330925, 2395665, 3992775, 11978325]

約数ペア:

[(1, 11978325), (3, 3992775), (5, 2395665), (9, 1330925), (15, 798555), (25, 479133), (45, 266185), (75, 159711), (139, 86175), (225, 53237), (383, 31275), (417, 28725), (695, 17235), (1149, 10425), (1251, 9575), (1915, 6255), (2085, 5745), (3447, 3475)]