2217990123

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{641}}^1\times {\mathrm{10391}}^1$

素因数の和:11075

約数の個数: 24

約数和(自身を含む): 3295802016

約数和(自身を除く): 1077811893

約数列:

[1, 3, 9, 37, 111, 333, 641, 1923, 5769, 10391, 23717, 31173, 71151, 93519, 213453, 384467, 1153401, 3460203, 6660631, 19981893, 59945679, 246443347, 739330041, 2217990123]

約数ペア:

[(1, 2217990123), (3, 739330041), (9, 246443347), (37, 59945679), (111, 19981893), (333, 6660631), (641, 3460203), (1923, 1153401), (5769, 384467), (10391, 213453), (23717, 93519), (31173, 71151)]