30235821

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^2$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 53552640

約数和(自身を除く): 23316819

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 83, 133, 209, 231, 249, 399, 581, 627, 913, 1463, 1577, 1743, 2739, 4389, 4731, 6391, 6889, 11039, 17347, 19173, 20667, 33117, 48223, 52041, 75779, 121429, 130891, 144669, 227337, 364287, 392673, 530453, 916237, 1439801, 1591359, 2748711, 4319403, 10078607, 30235821]

約数ペア:

[(1, 30235821), (3, 10078607), (7, 4319403), (11, 2748711), (19, 1591359), (21, 1439801), (33, 916237), (57, 530453), (77, 392673), (83, 364287), (133, 227337), (209, 144669), (231, 130891), (249, 121429), (399, 75779), (581, 52041), (627, 48223), (913, 33117), (1463, 20667), (1577, 19173), (1743, 17347), (2739, 11039), (4389, 6889), (4731, 6391)]