7258636784

素因数分解:

$2^4\times 7^1\times {\mathrm{197}}^1\times {\mathrm{328981}}^1$

素因数の和:329193

約数の個数: 40

約数和(自身を含む): 16154332128

約数和(自身を除く): 8895695344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 197, 394, 788, 1379, 1576, 2758, 3152, 5516, 11032, 22064, 328981, 657962, 1315924, 2302867, 2631848, 4605734, 5263696, 9211468, 18422936, 36845872, 64809257, 129618514, 259237028, 453664799, 518474056, 907329598, 1036948112, 1814659196, 3629318392, 7258636784]

約数ペア:

[(1, 7258636784), (2, 3629318392), (4, 1814659196), (7, 1036948112), (8, 907329598), (14, 518474056), (16, 453664799), (28, 259237028), (56, 129618514), (112, 64809257), (197, 36845872), (394, 18422936), (788, 9211468), (1379, 5263696), (1576, 4605734), (2758, 2631848), (3152, 2302867), (5516, 1315924), (11032, 657962), (22064, 328981)]