16651371

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 25675776

約数和(自身を除く): 9024405

約数列:

[1, 3, 11, 31, 33, 41, 93, 123, 341, 397, 451, 1023, 1191, 1271, 1353, 3813, 4367, 12307, 13101, 13981, 16277, 36921, 41943, 48831, 135377, 179047, 406131, 504587, 537141, 1513761, 5550457, 16651371]

約数ペア:

[(1, 16651371), (3, 5550457), (11, 1513761), (31, 537141), (33, 504587), (41, 406131), (93, 179047), (123, 135377), (341, 48831), (397, 41943), (451, 36921), (1023, 16277), (1191, 13981), (1271, 13101), (1353, 12307), (3813, 4367)]