25756809

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 38290560

約数和(自身を除く): 12533751

約数列:

[1, 3, 13, 39, 73, 83, 109, 219, 249, 327, 949, 1079, 1417, 2847, 3237, 4251, 6059, 7957, 9047, 18177, 23871, 27141, 78767, 103441, 117611, 236301, 310323, 352833, 660431, 1981293, 8585603, 25756809]

約数ペア:

[(1, 25756809), (3, 8585603), (13, 1981293), (39, 660431), (73, 352833), (83, 310323), (109, 236301), (219, 117611), (249, 103441), (327, 78767), (949, 27141), (1079, 23871), (1417, 18177), (2847, 9047), (3237, 7957), (4251, 6059)]