221405652

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{473089}}^1$

素因数の和:473112

約数の個数: 36

約数和(自身を含む): 602716660

約数和(自身を除く): 381311008

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 473089, 946178, 1419267, 1892356, 2838534, 4257801, 5677068, 6150157, 8515602, 12300314, 17031204, 18450471, 24600628, 36900942, 55351413, 73801884, 110702826, 221405652]

約数ペア:

[(1, 221405652), (2, 110702826), (3, 73801884), (4, 55351413), (6, 36900942), (9, 24600628), (12, 18450471), (13, 17031204), (18, 12300314), (26, 8515602), (36, 6150157), (39, 5677068), (52, 4257801), (78, 2838534), (117, 1892356), (156, 1419267), (234, 946178), (468, 473089)]