15994715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{173}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 21585744

約数和(自身を除く): 5591029

約数列:

[1, 5, 11, 41, 55, 173, 205, 451, 865, 1681, 1903, 2255, 7093, 8405, 9515, 18491, 35465, 78023, 92455, 290813, 390115, 1454065, 3198943, 15994715]

約数ペア:

[(1, 15994715), (5, 3198943), (11, 1454065), (41, 390115), (55, 290813), (173, 92455), (205, 78023), (451, 35465), (865, 18491), (1681, 9515), (1903, 8405), (2255, 7093)]