7888913970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{387281}}^1$

素因数の和:387395

約数の個数: 64

約数和(自身を含む): 21861294336

約数和(自身を除く): 13972380366

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 97, 105, 194, 210, 291, 485, 582, 679, 970, 1358, 1455, 2037, 2910, 3395, 4074, 6790, 10185, 20370, 387281, 774562, 1161843, 1936405, 2323686, 2710967, 3872810, 5421934, 5809215, 8132901, 11618430, 13554835, 16265802, 27109670, 37566257, 40664505, 75132514, 81329010, 112698771, 187831285, 225397542, 262963799, 375662570, 525927598, 563493855, 788891397, 1126987710, 1314818995, 1577782794, 2629637990, 3944456985, 7888913970]

約数ペア:

[(1, 7888913970), (2, 3944456985), (3, 2629637990), (5, 1577782794), (6, 1314818995), (7, 1126987710), (10, 788891397), (14, 563493855), (15, 525927598), (21, 375662570), (30, 262963799), (35, 225397542), (42, 187831285), (70, 112698771), (97, 81329010), (105, 75132514), (194, 40664505), (210, 37566257), (291, 27109670), (485, 16265802), (582, 13554835), (679, 11618430), (970, 8132901), (1358, 5809215), (1455, 5421934), (2037, 3872810), (2910, 2710967), (3395, 2323686), (4074, 1936405), (6790, 1161843), (10185, 774562), (20370, 387281)]