221818894

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{6997}}^1$

素因数の和:7152

約数の個数: 24

約数和(自身を含む): 368570664

約数和(自身を除く): 146751770

約数列:

[1, 2, 11, 22, 121, 131, 242, 262, 1441, 2882, 6997, 13994, 15851, 31702, 76967, 153934, 846637, 916607, 1693274, 1833214, 10082677, 20165354, 110909447, 221818894]

約数ペア:

[(1, 221818894), (2, 110909447), (11, 20165354), (22, 10082677), (121, 1833214), (131, 1693274), (242, 916607), (262, 846637), (1441, 153934), (2882, 76967), (6997, 31702), (13994, 15851)]