81107832

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19997}}^1$

素因数の和:20032

約数の個数: 48

約数和(自身を含む): 219578040

約数和(自身を除く): 138470208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 19997, 39994, 59991, 79988, 119982, 159976, 239964, 259961, 479928, 519922, 779883, 1039844, 1559766, 2079688, 3119532, 3379493, 6239064, 6758986, 10138479, 13517972, 20276958, 27035944, 40553916, 81107832]

約数ペア:

[(1, 81107832), (2, 40553916), (3, 27035944), (4, 20276958), (6, 13517972), (8, 10138479), (12, 6758986), (13, 6239064), (24, 3379493), (26, 3119532), (39, 2079688), (52, 1559766), (78, 1039844), (104, 779883), (156, 519922), (169, 479928), (312, 259961), (338, 239964), (507, 159976), (676, 119982), (1014, 79988), (1352, 59991), (2028, 39994), (4056, 19997)]