216418090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{75407}}^1$

素因数の和:75462

約数の個数: 32

約数和(自身を含む): 456067584

約数和(自身を除く): 239649494

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 75407, 150814, 377035, 527849, 754070, 1055698, 2639245, 3091687, 5278490, 6183374, 15458435, 21641809, 30916870, 43283618, 108209045, 216418090]

約数ペア:

[(1, 216418090), (2, 108209045), (5, 43283618), (7, 30916870), (10, 21641809), (14, 15458435), (35, 6183374), (41, 5278490), (70, 3091687), (82, 2639245), (205, 1055698), (287, 754070), (410, 527849), (574, 377035), (1435, 150814), (2870, 75407)]