1342640385

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{693871}}^1$

素因数の和:693925

約数の個数: 24

約数和(自身を含む): 2381368704

約数和(自身を除く): 1038728319

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 693871, 2081613, 3469355, 6244839, 10408065, 29836453, 31224195, 89509359, 149182265, 268528077, 447546795, 1342640385]

約数ペア:

[(1, 1342640385), (3, 447546795), (5, 268528077), (9, 149182265), (15, 89509359), (43, 31224195), (45, 29836453), (129, 10408065), (215, 6244839), (387, 3469355), (645, 2081613), (1935, 693871)]