204617085

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{12619}}^1$

素因数の和:12697

約数の個数: 32

約数和(自身を含む): 348917760

約数和(自身を除く): 144300675

約数列:

[1, 3, 5, 15, 23, 47, 69, 115, 141, 235, 345, 705, 1081, 3243, 5405, 12619, 16215, 37857, 63095, 189285, 290237, 593093, 870711, 1451185, 1779279, 2965465, 4353555, 8896395, 13641139, 40923417, 68205695, 204617085]

約数ペア:

[(1, 204617085), (3, 68205695), (5, 40923417), (15, 13641139), (23, 8896395), (47, 4353555), (69, 2965465), (115, 1779279), (141, 1451185), (235, 870711), (345, 593093), (705, 290237), (1081, 189285), (3243, 63095), (5405, 37857), (12619, 16215)]