159666647

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 192942720

約数和(自身を除く): 33276073

約数列:

[1, 7, 31, 49, 217, 257, 409, 1519, 1799, 2863, 7967, 12593, 12679, 20041, 55769, 88753, 105113, 390383, 621271, 735791, 3258503, 5150537, 22809521, 159666647]

約数ペア:

[(1, 159666647), (7, 22809521), (31, 5150537), (49, 3258503), (217, 735791), (257, 621271), (409, 390383), (1519, 105113), (1799, 88753), (2863, 55769), (7967, 20041), (12593, 12679)]