8780002

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:175

約数の個数: 48

約数和(自身を含む): 17006976

約数和(自身を除く): 8226974

約数列:

[1, 2, 7, 11, 14, 22, 71, 73, 77, 121, 142, 146, 154, 242, 497, 511, 781, 803, 847, 994, 1022, 1562, 1606, 1694, 5183, 5467, 5621, 8591, 8833, 10366, 10934, 11242, 17182, 17666, 36281, 57013, 60137, 61831, 72562, 114026, 120274, 123662, 399091, 627143, 798182, 1254286, 4390001, 8780002]

約数ペア:

[(1, 8780002), (2, 4390001), (7, 1254286), (11, 798182), (14, 627143), (22, 399091), (71, 123662), (73, 120274), (77, 114026), (121, 72562), (142, 61831), (146, 60137), (154, 57013), (242, 36281), (497, 17666), (511, 17182), (781, 11242), (803, 10934), (847, 10366), (994, 8833), (1022, 8591), (1562, 5621), (1606, 5467), (1694, 5183)]