218512294

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109147}}^1$

素因数の和:109180

約数の個数: 32

約数和(自身を含む): 440084736

約数和(自身を除く): 221572442

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 109147, 218294, 764029, 1200617, 1418911, 1528058, 2401234, 2837822, 8404319, 9932377, 15608021, 16808638, 19864754, 31216042, 109256147, 218512294]

約数ペア:

[(1, 218512294), (2, 109256147), (7, 31216042), (11, 19864754), (13, 16808638), (14, 15608021), (22, 9932377), (26, 8404319), (77, 2837822), (91, 2401234), (143, 1528058), (154, 1418911), (182, 1200617), (286, 764029), (1001, 218294), (2002, 109147)]