217319984

素因数分解:

$2^4\times 7^1\times {\mathrm{317}}^1\times {\mathrm{6121}}^1$

素因数の和:6453

約数の個数: 40

約数和(自身を含む): 482805408

約数和(自身を除く): 265485424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 317, 634, 1268, 2219, 2536, 4438, 5072, 6121, 8876, 12242, 17752, 24484, 35504, 42847, 48968, 85694, 97936, 171388, 342776, 685552, 1940357, 3880714, 7761428, 13582499, 15522856, 27164998, 31045712, 54329996, 108659992, 217319984]

約数ペア:

[(1, 217319984), (2, 108659992), (4, 54329996), (7, 31045712), (8, 27164998), (14, 15522856), (16, 13582499), (28, 7761428), (56, 3880714), (112, 1940357), (317, 685552), (634, 342776), (1268, 171388), (2219, 97936), (2536, 85694), (4438, 48968), (5072, 42847), (6121, 35504), (8876, 24484), (12242, 17752)]