1945905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{587}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 3556224

約数和(自身を除く): 1610319

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 587, 663, 1105, 1761, 2935, 3315, 7631, 8805, 9979, 22893, 29937, 38155, 49895, 114465, 129727, 149685, 389181, 648635, 1945905]

約数ペア:

[(1, 1945905), (3, 648635), (5, 389181), (13, 149685), (15, 129727), (17, 114465), (39, 49895), (51, 38155), (65, 29937), (85, 22893), (195, 9979), (221, 8805), (255, 7631), (587, 3315), (663, 2935), (1105, 1761)]