13721470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{683}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 29474928

約数和(自身を除く): 15753458

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 98, 205, 245, 287, 410, 490, 574, 683, 1366, 1435, 2009, 2870, 3415, 4018, 4781, 6830, 9562, 10045, 20090, 23905, 28003, 33467, 47810, 56006, 66934, 140015, 167335, 196021, 280030, 334670, 392042, 980105, 1372147, 1960210, 2744294, 6860735, 13721470]

約数ペア:

[(1, 13721470), (2, 6860735), (5, 2744294), (7, 1960210), (10, 1372147), (14, 980105), (35, 392042), (41, 334670), (49, 280030), (70, 196021), (82, 167335), (98, 140015), (205, 66934), (245, 56006), (287, 47810), (410, 33467), (490, 28003), (574, 23905), (683, 20090), (1366, 10045), (1435, 9562), (2009, 6830), (2870, 4781), (3415, 4018)]