212337587

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2551}}^1$

素因数の和:2639

約数の個数: 32

約数和(自身を含む): 282230784

約数和(自身を除く): 69893197

約数列:

[1, 7, 11, 23, 47, 77, 161, 253, 329, 517, 1081, 1771, 2551, 3619, 7567, 11891, 17857, 28061, 58673, 83237, 119897, 196427, 410711, 645403, 839279, 1318867, 2757631, 4517821, 9232069, 19303417, 30333941, 212337587]

約数ペア:

[(1, 212337587), (7, 30333941), (11, 19303417), (23, 9232069), (47, 4517821), (77, 2757631), (161, 1318867), (253, 839279), (329, 645403), (517, 410711), (1081, 196427), (1771, 119897), (2551, 83237), (3619, 58673), (7567, 28061), (11891, 17857)]