28803645

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 54840240

約数和(自身を除く): 26036595

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 53, 65, 117, 159, 195, 265, 477, 585, 689, 795, 929, 2067, 2385, 2787, 3445, 4645, 6201, 8361, 10335, 12077, 13935, 31005, 36231, 41805, 49237, 60385, 108693, 147711, 181155, 246185, 443133, 543465, 640081, 738555, 1920243, 2215665, 3200405, 5760729, 9601215, 28803645]

約数ペア:

[(1, 28803645), (3, 9601215), (5, 5760729), (9, 3200405), (13, 2215665), (15, 1920243), (39, 738555), (45, 640081), (53, 543465), (65, 443133), (117, 246185), (159, 181155), (195, 147711), (265, 108693), (477, 60385), (585, 49237), (689, 41805), (795, 36231), (929, 31005), (2067, 13935), (2385, 12077), (2787, 10335), (3445, 8361), (4645, 6201)]