278314784

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{11801}}^1$

素因数の和:11889

約数の個数: 48

約数和(自身を含む): 606717216

約数和(自身を除く): 328402432

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 67, 88, 134, 176, 268, 352, 536, 737, 1072, 1474, 2144, 2948, 5896, 11792, 11801, 23584, 23602, 47204, 94408, 129811, 188816, 259622, 377632, 519244, 790667, 1038488, 1581334, 2076976, 3162668, 4153952, 6325336, 8697337, 12650672, 17394674, 25301344, 34789348, 69578696, 139157392, 278314784]

約数ペア:

[(1, 278314784), (2, 139157392), (4, 69578696), (8, 34789348), (11, 25301344), (16, 17394674), (22, 12650672), (32, 8697337), (44, 6325336), (67, 4153952), (88, 3162668), (134, 2076976), (176, 1581334), (268, 1038488), (352, 790667), (536, 519244), (737, 377632), (1072, 259622), (1474, 188816), (2144, 129811), (2948, 94408), (5896, 47204), (11792, 23602), (11801, 23584)]