217523878

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{69143}}^1$

素因数の和:69180

約数の個数: 24

約数和(自身を含む): 386238384

約数和(自身を除く): 168714506

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 242, 286, 1573, 3146, 69143, 138286, 760573, 898859, 1521146, 1797718, 8366303, 9887449, 16732606, 19774898, 108761939, 217523878]

約数ペア:

[(1, 217523878), (2, 108761939), (11, 19774898), (13, 16732606), (22, 9887449), (26, 8366303), (121, 1797718), (143, 1521146), (242, 898859), (286, 760573), (1573, 138286), (3146, 69143)]