12921530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2621}}^1$

素因数の和:2674

約数の個数: 32

約数和(自身を含む): 25485840

約数和(自身を除く): 12564310

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 2621, 4930, 5242, 13105, 26210, 44557, 76009, 89114, 152018, 222785, 380045, 445570, 760090, 1292153, 2584306, 6460765, 12921530]

約数ペア:

[(1, 12921530), (2, 6460765), (5, 2584306), (10, 1292153), (17, 760090), (29, 445570), (34, 380045), (58, 222785), (85, 152018), (145, 89114), (170, 76009), (290, 44557), (493, 26210), (986, 13105), (2465, 5242), (2621, 4930)]