201190815

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{91243}}^1$

素因数の和:91268

約数の個数: 36

約数和(自身を含む): 405670824

約数和(自身を除く): 204480009

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 91243, 273729, 456215, 638701, 821187, 1368645, 1916103, 3193505, 4105935, 4470907, 5748309, 9580515, 13412721, 22354535, 28741545, 40238163, 67063605, 201190815]

約数ペア:

[(1, 201190815), (3, 67063605), (5, 40238163), (7, 28741545), (9, 22354535), (15, 13412721), (21, 9580515), (35, 5748309), (45, 4470907), (49, 4105935), (63, 3193505), (105, 1916103), (147, 1368645), (245, 821187), (315, 638701), (441, 456215), (735, 273729), (2205, 91243)]