489815664

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{784961}}^1$

素因数の和:784985

約数の個数: 40

約数和(自身を含む): 1362694032

約数和(自身を除く): 872878368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 784961, 1569922, 2354883, 3139844, 4709766, 6279688, 9419532, 10204493, 12559376, 18839064, 20408986, 30613479, 37678128, 40817972, 61226958, 81635944, 122453916, 163271888, 244907832, 489815664]

約数ペア:

[(1, 489815664), (2, 244907832), (3, 163271888), (4, 122453916), (6, 81635944), (8, 61226958), (12, 40817972), (13, 37678128), (16, 30613479), (24, 20408986), (26, 18839064), (39, 12559376), (48, 10204493), (52, 9419532), (78, 6279688), (104, 4709766), (156, 3139844), (208, 2354883), (312, 1569922), (624, 784961)]