61987646

素因数分解:

$2^1\times 7^3\times {\mathrm{109}}^1\times {\mathrm{829}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 109560000

約数和(自身を除く): 47572354

約数列:

[1, 2, 7, 14, 49, 98, 109, 218, 343, 686, 763, 829, 1526, 1658, 5341, 5803, 10682, 11606, 37387, 40621, 74774, 81242, 90361, 180722, 284347, 568694, 632527, 1265054, 4427689, 8855378, 30993823, 61987646]

約数ペア:

[(1, 61987646), (2, 30993823), (7, 8855378), (14, 4427689), (49, 1265054), (98, 632527), (109, 568694), (218, 284347), (343, 180722), (686, 90361), (763, 81242), (829, 74774), (1526, 40621), (1658, 37387), (5341, 11606), (5803, 10682)]