7947045

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 14857920

約数和(自身を除く): 6910875

約数列:

[1, 3, 5, 9, 15, 27, 37, 43, 45, 111, 129, 135, 185, 215, 333, 387, 555, 645, 999, 1161, 1369, 1591, 1665, 1935, 4107, 4773, 4995, 5805, 6845, 7955, 12321, 14319, 20535, 23865, 36963, 42957, 58867, 61605, 71595, 176601, 184815, 214785, 294335, 529803, 883005, 1589409, 2649015, 7947045]

約数ペア:

[(1, 7947045), (3, 2649015), (5, 1589409), (9, 883005), (15, 529803), (27, 294335), (37, 214785), (43, 184815), (45, 176601), (111, 71595), (129, 61605), (135, 58867), (185, 42957), (215, 36963), (333, 23865), (387, 20535), (555, 14319), (645, 12321), (999, 7955), (1161, 6845), (1369, 5805), (1591, 4995), (1665, 4773), (1935, 4107)]