217616517

素因数分解:

$3^3\times {\mathrm{617}}^1\times {\mathrm{13063}}^1$

素因数の和:13689

約数の個数: 16

約数和(自身を含む): 322942080

約数和(自身を除く): 105325563

約数列:

[1, 3, 9, 27, 617, 1851, 5553, 13063, 16659, 39189, 117567, 352701, 8059871, 24179613, 72538839, 217616517]

約数ペア:

[(1, 217616517), (3, 72538839), (9, 24179613), (27, 8059871), (617, 352701), (1851, 117567), (5553, 39189), (13063, 16659)]