399932445

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:766

約数の個数: 64

約数和(自身を含む): 724711680

約数和(自身を除く): 324779235

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 109, 111, 165, 185, 327, 407, 545, 555, 601, 1199, 1221, 1635, 1803, 2035, 3005, 3597, 4033, 5995, 6105, 6611, 9015, 12099, 17985, 19833, 20165, 22237, 33055, 44363, 60495, 65509, 66711, 99165, 111185, 133089, 196527, 221815, 244607, 327545, 333555, 665445, 720599, 733821, 982635, 1223035, 2161797, 2423833, 3602995, 3669105, 7271499, 10808985, 12119165, 26662163, 36357495, 79986489, 133310815, 399932445]

約数ペア:

[(1, 399932445), (3, 133310815), (5, 79986489), (11, 36357495), (15, 26662163), (33, 12119165), (37, 10808985), (55, 7271499), (109, 3669105), (111, 3602995), (165, 2423833), (185, 2161797), (327, 1223035), (407, 982635), (545, 733821), (555, 720599), (601, 665445), (1199, 333555), (1221, 327545), (1635, 244607), (1803, 221815), (2035, 196527), (3005, 133089), (3597, 111185), (4033, 99165), (5995, 66711), (6105, 65509), (6611, 60495), (9015, 44363), (12099, 33055), (17985, 22237), (19833, 20165)]