221139935

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{877}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 288264960

約数和(自身を除く): 67125025

約数列:

[1, 5, 29, 37, 47, 145, 185, 235, 877, 1073, 1363, 1739, 4385, 5365, 6815, 8695, 25433, 32449, 41219, 50431, 127165, 162245, 206095, 252155, 941021, 1195351, 1525103, 4705105, 5976755, 7625515, 44227987, 221139935]

約数ペア:

[(1, 221139935), (5, 44227987), (29, 7625515), (37, 5976755), (47, 4705105), (145, 1525103), (185, 1195351), (235, 941021), (877, 252155), (1073, 206095), (1363, 162245), (1739, 127165), (4385, 50431), (5365, 41219), (6815, 32449), (8695, 25433)]