258702921

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{2797}}^1$

素因数の和:3085

約数の個数: 24

約数和(自身を含む): 384109440

約数和(自身を除く): 125406519

約数列:

[1, 3, 9, 43, 129, 239, 387, 717, 2151, 2797, 8391, 10277, 25173, 30831, 92493, 120271, 360813, 668483, 1082439, 2005449, 6016347, 28744769, 86234307, 258702921]

約数ペア:

[(1, 258702921), (3, 86234307), (9, 28744769), (43, 6016347), (129, 2005449), (239, 1082439), (387, 668483), (717, 360813), (2151, 120271), (2797, 92493), (8391, 30831), (10277, 25173)]