207811045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:709

約数の個数: 32

約数和(自身を含む): 277200000

約数和(自身を除く): 69388955

約数列:

[1, 5, 13, 43, 65, 149, 215, 499, 559, 745, 1937, 2495, 2795, 6407, 6487, 9685, 21457, 32035, 32435, 74351, 83291, 107285, 278941, 371755, 416455, 966563, 1394705, 3197093, 4832815, 15985465, 41562209, 207811045]

約数ペア:

[(1, 207811045), (5, 41562209), (13, 15985465), (43, 4832815), (65, 3197093), (149, 1394705), (215, 966563), (499, 416455), (559, 371755), (745, 278941), (1937, 107285), (2495, 83291), (2795, 74351), (6407, 32435), (6487, 32035), (9685, 21457)]