39969688

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 83215440

約数和(自身を除く): 43245752

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 157, 242, 263, 314, 484, 526, 628, 968, 1052, 1256, 1727, 2104, 2893, 3454, 5786, 6908, 11572, 13816, 18997, 23144, 31823, 37994, 41291, 63646, 75988, 82582, 127292, 151976, 165164, 254584, 330328, 454201, 908402, 1816804, 3633608, 4996211, 9992422, 19984844, 39969688]

約数ペア:

[(1, 39969688), (2, 19984844), (4, 9992422), (8, 4996211), (11, 3633608), (22, 1816804), (44, 908402), (88, 454201), (121, 330328), (157, 254584), (242, 165164), (263, 151976), (314, 127292), (484, 82582), (526, 75988), (628, 63646), (968, 41291), (1052, 37994), (1256, 31823), (1727, 23144), (2104, 18997), (2893, 13816), (3454, 11572), (5786, 6908)]