991650831

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{929}}^1$

素因数の和:1319

約数の個数: 32

約数和(自身を含む): 1420742400

約数和(自身を除く): 429091569

約数列:

[1, 3, 19, 57, 61, 183, 307, 921, 929, 1159, 2787, 3477, 5833, 17499, 17651, 18727, 52953, 56181, 56669, 170007, 285203, 355813, 855609, 1067439, 1076711, 3230133, 5418857, 16256571, 17397383, 52192149, 330550277, 991650831]

約数ペア:

[(1, 991650831), (3, 330550277), (19, 52192149), (57, 17397383), (61, 16256571), (183, 5418857), (307, 3230133), (921, 1076711), (929, 1067439), (1159, 855609), (2787, 355813), (3477, 285203), (5833, 170007), (17499, 56669), (17651, 56181), (18727, 52953)]