2781604

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2423}}^1$

素因数の和:2475

約数の個数: 24

約数和(自身を含む): 5701248

約数和(自身を除く): 2919644

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 2423, 4846, 9692, 16961, 33922, 67844, 99343, 198686, 397372, 695401, 1390802, 2781604]

約数ペア:

[(1, 2781604), (2, 1390802), (4, 695401), (7, 397372), (14, 198686), (28, 99343), (41, 67844), (82, 33922), (164, 16961), (287, 9692), (574, 4846), (1148, 2423)]