657667952

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{1523}}^1$

素因数の和:1865

約数の個数: 40

約数和(自身を含む): 1290895056

約数和(自身を除く): 633227104

約数列:

[1, 2, 4, 8, 16, 137, 197, 274, 394, 548, 788, 1096, 1523, 1576, 2192, 3046, 3152, 6092, 12184, 24368, 26989, 53978, 107956, 208651, 215912, 300031, 417302, 431824, 600062, 834604, 1200124, 1669208, 2400248, 3338416, 4800496, 41104247, 82208494, 164416988, 328833976, 657667952]

約数ペア:

[(1, 657667952), (2, 328833976), (4, 164416988), (8, 82208494), (16, 41104247), (137, 4800496), (197, 3338416), (274, 2400248), (394, 1669208), (548, 1200124), (788, 834604), (1096, 600062), (1523, 431824), (1576, 417302), (2192, 300031), (3046, 215912), (3152, 208651), (6092, 107956), (12184, 53978), (24368, 26989)]