64221729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7879}}^1$

素因数の和:7925

約数の個数: 32

約数和(自身を含む): 105907200

約数和(自身を除く): 41685471

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2717, 7879, 8151, 23637, 86669, 102427, 149701, 260007, 307281, 449103, 1126697, 1646711, 1946113, 3380091, 4940133, 5838339, 21407243, 64221729]

約数ペア:

[(1, 64221729), (3, 21407243), (11, 5838339), (13, 4940133), (19, 3380091), (33, 1946113), (39, 1646711), (57, 1126697), (143, 449103), (209, 307281), (247, 260007), (429, 149701), (627, 102427), (741, 86669), (2717, 23637), (7879, 8151)]