287065766

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{27397}}^1$

素因数の和:27456

約数の個数: 24

約数和(自身を含む): 481328064

約数和(自身を除く): 194262298

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 5239, 10478, 27397, 54794, 356161, 712322, 849307, 1698614, 4630093, 9260186, 11040991, 22081982, 143532883, 287065766]

約数ペア:

[(1, 287065766), (2, 143532883), (13, 22081982), (26, 11040991), (31, 9260186), (62, 4630093), (169, 1698614), (338, 849307), (403, 712322), (806, 356161), (5239, 54794), (10478, 27397)]