628791842

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{225697}}^1$

素因数の和:225905

約数の個数: 16

約数和(自身を含む): 1083350400

約数和(自身を除く): 454558558

約数列:

[1, 2, 7, 14, 199, 398, 1393, 2786, 225697, 451394, 1579879, 3159758, 44913703, 89827406, 314395921, 628791842]

約数ペア:

[(1, 628791842), (2, 314395921), (7, 89827406), (14, 44913703), (199, 3159758), (398, 1579879), (1393, 451394), (2786, 225697)]