397123570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{137413}}^1$

素因数の和:137454

約数の個数: 24

約数和(自身を含む): 759349764

約数和(自身を除く): 362226194

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 137413, 274826, 687065, 1374130, 2336021, 4672042, 11680105, 23360210, 39712357, 79424714, 198561785, 397123570]

約数ペア:

[(1, 397123570), (2, 198561785), (5, 79424714), (10, 39712357), (17, 23360210), (34, 11680105), (85, 4672042), (170, 2336021), (289, 1374130), (578, 687065), (1445, 274826), (2890, 137413)]