66540761

素因数分解:

$7^1\times {\mathrm{29}}^2\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 80271360

約数和(自身を除く): 13730599

約数列:

[1, 7, 29, 89, 127, 203, 623, 841, 889, 2581, 3683, 5887, 11303, 18067, 25781, 74849, 79121, 106807, 327787, 523943, 747649, 2294509, 9505823, 66540761]

約数ペア:

[(1, 66540761), (7, 9505823), (29, 2294509), (89, 747649), (127, 523943), (203, 327787), (623, 106807), (841, 79121), (889, 74849), (2581, 25781), (3683, 18067), (5887, 11303)]