8786830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{263}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 17164224

約数和(自身を除く): 8377394

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 263, 514, 526, 1285, 1315, 2570, 2630, 3341, 3419, 6682, 6838, 16705, 17095, 33410, 34190, 67591, 135182, 337955, 675910, 878683, 1757366, 4393415, 8786830]

約数ペア:

[(1, 8786830), (2, 4393415), (5, 1757366), (10, 878683), (13, 675910), (26, 337955), (65, 135182), (130, 67591), (257, 34190), (263, 33410), (514, 17095), (526, 16705), (1285, 6838), (1315, 6682), (2570, 3419), (2630, 3341)]