278691384

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{219097}}^1$

素因数の和:219159

約数の個数: 32

約数和(自身を含む): 709877520

約数和(自身を除く): 431186136

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 219097, 438194, 657291, 876388, 1314582, 1752776, 2629164, 5258328, 11612141, 23224282, 34836423, 46448564, 69672846, 92897128, 139345692, 278691384]

約数ペア:

[(1, 278691384), (2, 139345692), (3, 92897128), (4, 69672846), (6, 46448564), (8, 34836423), (12, 23224282), (24, 11612141), (53, 5258328), (106, 2629164), (159, 1752776), (212, 1314582), (318, 876388), (424, 657291), (636, 438194), (1272, 219097)]