343288270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1321}}^1\times {\mathrm{1999}}^1$

素因数の和:3340

約数の個数: 32

約数和(自身を含む): 666288000

約数和(自身を除く): 322999730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1321, 1999, 2642, 3998, 6605, 9995, 13210, 17173, 19990, 25987, 34346, 51974, 85865, 129935, 171730, 259870, 2640679, 5281358, 13203395, 26406790, 34328827, 68657654, 171644135, 343288270]

約数ペア:

[(1, 343288270), (2, 171644135), (5, 68657654), (10, 34328827), (13, 26406790), (26, 13203395), (65, 5281358), (130, 2640679), (1321, 259870), (1999, 171730), (2642, 129935), (3998, 85865), (6605, 51974), (9995, 34346), (13210, 25987), (17173, 19990)]