25889457

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 40043520

約数和(自身を除く): 14154063

約数列:

[1, 3, 11, 19, 33, 57, 157, 209, 263, 471, 627, 789, 1727, 2893, 2983, 4997, 5181, 8679, 8949, 14991, 32813, 41291, 54967, 98439, 123873, 164901, 454201, 784529, 1362603, 2353587, 8629819, 25889457]

約数ペア:

[(1, 25889457), (3, 8629819), (11, 2353587), (19, 1362603), (33, 784529), (57, 454201), (157, 164901), (209, 123873), (263, 98439), (471, 54967), (627, 41291), (789, 32813), (1727, 14991), (2893, 8949), (2983, 8679), (4997, 5181)]