513291513

素因数分解:

$3^1\times 7^2\times {\mathrm{619}}^1\times {\mathrm{5641}}^1$

素因数の和:6277

約数の個数: 24

約数和(自身を含む): 797553120

約数和(自身を除く): 284261607

約数列:

[1, 3, 7, 21, 49, 147, 619, 1857, 4333, 5641, 12999, 16923, 30331, 39487, 90993, 118461, 276409, 829227, 3491779, 10475337, 24442453, 73327359, 171097171, 513291513]

約数ペア:

[(1, 513291513), (3, 171097171), (7, 73327359), (21, 24442453), (49, 10475337), (147, 3491779), (619, 829227), (1857, 276409), (4333, 118461), (5641, 90993), (12999, 39487), (16923, 30331)]