28821688

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12553}}^1$

素因数の和:12607

約数の個数: 32

約数和(自身を含む): 63272160

約数和(自身を除く): 34450472

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 12553, 25106, 50212, 87871, 100424, 175742, 351484, 514673, 702968, 1029346, 2058692, 3602711, 4117384, 7205422, 14410844, 28821688]

約数ペア:

[(1, 28821688), (2, 14410844), (4, 7205422), (7, 4117384), (8, 3602711), (14, 2058692), (28, 1029346), (41, 702968), (56, 514673), (82, 351484), (164, 175742), (287, 100424), (328, 87871), (574, 50212), (1148, 25106), (2296, 12553)]