208686570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{27067}}^1$

素因数の和:27334

約数の個数: 32

約数和(自身を含む): 502815168

約数和(自身を除く): 294128598

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 2570, 3855, 7710, 27067, 54134, 81201, 135335, 162402, 270670, 406005, 812010, 6956219, 13912438, 20868657, 34781095, 41737314, 69562190, 104343285, 208686570]

約数ペア:

[(1, 208686570), (2, 104343285), (3, 69562190), (5, 41737314), (6, 34781095), (10, 20868657), (15, 13912438), (30, 6956219), (257, 812010), (514, 406005), (771, 270670), (1285, 162402), (1542, 135335), (2570, 81201), (3855, 54134), (7710, 27067)]