209751236

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1289}}^1\times {\mathrm{2393}}^1$

素因数の和:3703

約数の個数: 24

約数和(自身を含む): 389120760

約数和(自身を除く): 179369524

約数列:

[1, 2, 4, 17, 34, 68, 1289, 2393, 2578, 4786, 5156, 9572, 21913, 40681, 43826, 81362, 87652, 162724, 3084577, 6169154, 12338308, 52437809, 104875618, 209751236]

約数ペア:

[(1, 209751236), (2, 104875618), (4, 52437809), (17, 12338308), (34, 6169154), (68, 3084577), (1289, 162724), (2393, 87652), (2578, 81362), (4786, 43826), (5156, 40681), (9572, 21913)]