648702945

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{10159}}^1$

素因数の和:10227

約数の個数: 64

約数和(自身を含む): 1287475200

約数和(自身を除く): 638772255

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 43, 45, 55, 99, 129, 135, 165, 215, 297, 387, 473, 495, 645, 1161, 1419, 1485, 1935, 2365, 4257, 5805, 7095, 10159, 12771, 21285, 30477, 50795, 63855, 91431, 111749, 152385, 274293, 335247, 436837, 457155, 558745, 1005741, 1310511, 1371465, 1676235, 2184185, 3017223, 3931533, 4805207, 5028705, 6552555, 11794599, 14415621, 15086115, 19657665, 24026035, 43246863, 58972995, 72078105, 129740589, 216234315, 648702945]

約数ペア:

[(1, 648702945), (3, 216234315), (5, 129740589), (9, 72078105), (11, 58972995), (15, 43246863), (27, 24026035), (33, 19657665), (43, 15086115), (45, 14415621), (55, 11794599), (99, 6552555), (129, 5028705), (135, 4805207), (165, 3931533), (215, 3017223), (297, 2184185), (387, 1676235), (473, 1371465), (495, 1310511), (645, 1005741), (1161, 558745), (1419, 457155), (1485, 436837), (1935, 335247), (2365, 274293), (4257, 152385), (5805, 111749), (7095, 91431), (10159, 63855), (12771, 50795), (21285, 30477)]