30971962

素因数分解:

$2^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{11117}}^1$

素因数の和:11325

約数の個数: 16

約数和(自身を含む): 53366400

約数和(自身を除く): 22394438

約数列:

[1, 2, 7, 14, 199, 398, 1393, 2786, 11117, 22234, 77819, 155638, 2212283, 4424566, 15485981, 30971962]

約数ペア:

[(1, 30971962), (2, 15485981), (7, 4424566), (14, 2212283), (199, 155638), (398, 77819), (1393, 22234), (2786, 11117)]