55781943

素因数分解:

$3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{2417}}^1$

素因数の和:2591

約数の個数: 24

約数和(自身を含む): 87106032

約数和(自身を除く): 31324089

約数列:

[1, 3, 7, 21, 49, 147, 157, 471, 1099, 2417, 3297, 7251, 7693, 16919, 23079, 50757, 118433, 355299, 379469, 1138407, 2656283, 7968849, 18593981, 55781943]

約数ペア:

[(1, 55781943), (3, 18593981), (7, 7968849), (21, 2656283), (49, 1138407), (147, 379469), (157, 355299), (471, 118433), (1099, 50757), (2417, 23079), (3297, 16919), (7251, 7693)]