64744407

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2027}}^1$

素因数の和:2069

約数の個数: 48

約数和(自身を含む): 118759680

約数和(自身を除く): 54015273

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 169, 189, 273, 351, 507, 819, 1183, 1521, 2027, 2457, 3549, 4563, 6081, 10647, 14189, 18243, 26351, 31941, 42567, 54729, 79053, 127701, 184457, 237159, 342563, 383103, 553371, 711477, 1027689, 1660113, 2397941, 3083067, 4980339, 7193823, 9249201, 21581469, 64744407]

約数ペア:

[(1, 64744407), (3, 21581469), (7, 9249201), (9, 7193823), (13, 4980339), (21, 3083067), (27, 2397941), (39, 1660113), (63, 1027689), (91, 711477), (117, 553371), (169, 383103), (189, 342563), (273, 237159), (351, 184457), (507, 127701), (819, 79053), (1183, 54729), (1521, 42567), (2027, 31941), (2457, 26351), (3549, 18243), (4563, 14189), (6081, 10647)]