1223647418

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1\times {\mathrm{1709}}^1$

素因数の和:2174

約数の個数: 32

約数和(自身を含む): 2117664000

約数和(自身を除く): 894016582

約数列:

[1, 2, 7, 14, 199, 257, 398, 514, 1393, 1709, 1799, 2786, 3418, 3598, 11963, 23926, 51143, 102286, 340091, 358001, 439213, 680182, 716002, 878426, 2380637, 3074491, 4761274, 6148982, 87403387, 174806774, 611823709, 1223647418]

約数ペア:

[(1, 1223647418), (2, 611823709), (7, 174806774), (14, 87403387), (199, 6148982), (257, 4761274), (398, 3074491), (514, 2380637), (1393, 878426), (1709, 716002), (1799, 680182), (2786, 439213), (3418, 358001), (3598, 340091), (11963, 102286), (23926, 51143)]