66986715

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{262693}}^1$

素因数の和:262718

約数の個数: 16

約数和(自身を含む): 113483808

約数和(自身を除く): 46497093

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 262693, 788079, 1313465, 3940395, 4465781, 13397343, 22328905, 66986715]

約数ペア:

[(1, 66986715), (3, 22328905), (5, 13397343), (15, 4465781), (17, 3940395), (51, 1313465), (85, 788079), (255, 262693)]