15738645

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1877}}^1$

素因数の和:1941

約数の個数: 32

約数和(自身を含む): 27764352

約数和(自身を除く): 12025707

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 1877, 2795, 5631, 8385, 9385, 24401, 28155, 73203, 80711, 122005, 242133, 366015, 403555, 1049243, 1210665, 3147729, 5246215, 15738645]

約数ペア:

[(1, 15738645), (3, 5246215), (5, 3147729), (13, 1210665), (15, 1049243), (39, 403555), (43, 366015), (65, 242133), (129, 122005), (195, 80711), (215, 73203), (559, 28155), (645, 24401), (1677, 9385), (1877, 8385), (2795, 5631)]