400000006

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{4133}}^1$

素因数の和:4396

約数の個数: 32

約数和(自身を含む): 711180288

約数和(自身を除く): 311180282

約数列:

[1, 2, 7, 14, 31, 62, 217, 223, 434, 446, 1561, 3122, 4133, 6913, 8266, 13826, 28931, 48391, 57862, 96782, 128123, 256246, 896861, 921659, 1793722, 1843318, 6451613, 12903226, 28571429, 57142858, 200000003, 400000006]

約数ペア:

[(1, 400000006), (2, 200000003), (7, 57142858), (14, 28571429), (31, 12903226), (62, 6451613), (217, 1843318), (223, 1793722), (434, 921659), (446, 896861), (1561, 256246), (3122, 128123), (4133, 96782), (6913, 57862), (8266, 48391), (13826, 28931)]