66212709

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1\times {\mathrm{547}}^1$

素因数の和:964

約数の個数: 16

約数和(自身を含む): 89354688

約数和(自身を除く): 23141979

約数列:

[1, 3, 157, 257, 471, 547, 771, 1641, 40349, 85879, 121047, 140579, 257637, 421737, 22070903, 66212709]

約数ペア:

[(1, 66212709), (3, 22070903), (157, 421737), (257, 257637), (471, 140579), (547, 121047), (771, 85879), (1641, 40349)]