4620819

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 7636480

約数和(自身を除く): 3015661

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 313, 399, 703, 777, 939, 2109, 2191, 4921, 5947, 6573, 11581, 14763, 17841, 34743, 41629, 81067, 124887, 220039, 243201, 660117, 1540273, 4620819]

約数ペア:

[(1, 4620819), (3, 1540273), (7, 660117), (19, 243201), (21, 220039), (37, 124887), (57, 81067), (111, 41629), (133, 34743), (259, 17841), (313, 14763), (399, 11581), (703, 6573), (777, 5947), (939, 4921), (2109, 2191)]