678667064

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{4990199}}^1$

素因数の和:4990222

約数の個数: 16

約数和(自身を含む): 1347354000

約数和(自身を除く): 668686936

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 4990199, 9980398, 19960796, 39921592, 84833383, 169666766, 339333532, 678667064]

約数ペア:

[(1, 678667064), (2, 339333532), (4, 169666766), (8, 84833383), (17, 39921592), (34, 19960796), (68, 9980398), (136, 4990199)]