9899470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:337

約数の個数: 48

約数和(自身を含む): 21053520

約数和(自身を除く): 11154050

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 89, 98, 178, 227, 245, 445, 454, 490, 623, 890, 1135, 1246, 1589, 2270, 3115, 3178, 4361, 6230, 7945, 8722, 11123, 15890, 20203, 21805, 22246, 40406, 43610, 55615, 101015, 111230, 141421, 202030, 282842, 707105, 989947, 1414210, 1979894, 4949735, 9899470]

約数ペア:

[(1, 9899470), (2, 4949735), (5, 1979894), (7, 1414210), (10, 989947), (14, 707105), (35, 282842), (49, 202030), (70, 141421), (89, 111230), (98, 101015), (178, 55615), (227, 43610), (245, 40406), (445, 22246), (454, 21805), (490, 20203), (623, 15890), (890, 11123), (1135, 8722), (1246, 7945), (1589, 6230), (2270, 4361), (3115, 3178)]