208177816

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{1021}}^1$

素因数の和:1376

約数の個数: 64

約数和(自身を含む): 488597760

約数和(自身を除く): 280419944

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 331, 616, 662, 1021, 1324, 2042, 2317, 2648, 3641, 4084, 4634, 7147, 7282, 8168, 9268, 11231, 14294, 14564, 18536, 22462, 25487, 28588, 29128, 44924, 50974, 57176, 78617, 89848, 101948, 157234, 203896, 314468, 337951, 628936, 675902, 1351804, 2365657, 2703608, 3717461, 4731314, 7434922, 9462628, 14869844, 18925256, 26022227, 29739688, 52044454, 104088908, 208177816]

約数ペア:

[(1, 208177816), (2, 104088908), (4, 52044454), (7, 29739688), (8, 26022227), (11, 18925256), (14, 14869844), (22, 9462628), (28, 7434922), (44, 4731314), (56, 3717461), (77, 2703608), (88, 2365657), (154, 1351804), (308, 675902), (331, 628936), (616, 337951), (662, 314468), (1021, 203896), (1324, 157234), (2042, 101948), (2317, 89848), (2648, 78617), (3641, 57176), (4084, 50974), (4634, 44924), (7147, 29128), (7282, 28588), (8168, 25487), (9268, 22462), (11231, 18536), (14294, 14564)]