31977484

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^3$

素因数の和:163

約数の個数: 48

約数和(自身を含む): 71285760

約数和(自身を除く): 39308276

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 154, 188, 308, 329, 517, 658, 1034, 1316, 2068, 2209, 3619, 4418, 7238, 8836, 14476, 15463, 24299, 30926, 48598, 61852, 97196, 103823, 170093, 207646, 340186, 415292, 680372, 726761, 1142053, 1453522, 2284106, 2907044, 4568212, 7994371, 15988742, 31977484]

約数ペア:

[(1, 31977484), (2, 15988742), (4, 7994371), (7, 4568212), (11, 2907044), (14, 2284106), (22, 1453522), (28, 1142053), (44, 726761), (47, 680372), (77, 415292), (94, 340186), (154, 207646), (188, 170093), (308, 103823), (329, 97196), (517, 61852), (658, 48598), (1034, 30926), (1316, 24299), (2068, 15463), (2209, 14476), (3619, 8836), (4418, 7238)]