39997111

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 52093440

約数和(自身を除く): 12096329

約数列:

[1, 7, 11, 37, 77, 101, 139, 259, 407, 707, 973, 1111, 1529, 2849, 3737, 5143, 7777, 10703, 14039, 26159, 36001, 41107, 56573, 98273, 154429, 287749, 396011, 519443, 1081003, 3636101, 5713873, 39997111]

約数ペア:

[(1, 39997111), (7, 5713873), (11, 3636101), (37, 1081003), (77, 519443), (101, 396011), (139, 287749), (259, 154429), (407, 98273), (707, 56573), (973, 41107), (1111, 36001), (1529, 26159), (2849, 14039), (3737, 10703), (5143, 7777)]