55719690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142871}}^1$

素因数の和:142894

約数の個数: 32

約数和(自身を含む): 144014976

約数和(自身を除く): 88295286

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 142871, 285742, 428613, 714355, 857226, 1428710, 1857323, 2143065, 3714646, 4286130, 5571969, 9286615, 11143938, 18573230, 27859845, 55719690]

約数ペア:

[(1, 55719690), (2, 27859845), (3, 18573230), (5, 11143938), (6, 9286615), (10, 5571969), (13, 4286130), (15, 3714646), (26, 2143065), (30, 1857323), (39, 1428710), (65, 857226), (78, 714355), (130, 428613), (195, 285742), (390, 142871)]