39982726

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 74487600

約数和(自身を除く): 34504874

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 109, 133, 197, 218, 266, 394, 763, 931, 1379, 1526, 1862, 2071, 2758, 3743, 4142, 5341, 7486, 9653, 10682, 14497, 19306, 21473, 26201, 28994, 42946, 52402, 101479, 150311, 183407, 202958, 300622, 366814, 407987, 815974, 1052177, 2104354, 2855909, 5711818, 19991363, 39982726]

約数ペア:

[(1, 39982726), (2, 19991363), (7, 5711818), (14, 2855909), (19, 2104354), (38, 1052177), (49, 815974), (98, 407987), (109, 366814), (133, 300622), (197, 202958), (218, 183407), (266, 150311), (394, 101479), (763, 52402), (931, 42946), (1379, 28994), (1526, 26201), (1862, 21473), (2071, 19306), (2758, 14497), (3743, 10682), (4142, 9653), (5341, 7486)]