121570245

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{62827}}^1$

素因数の和:62881

約数の個数: 24

約数和(自身を含む): 215625696

約数和(自身を除く): 94055451

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 62827, 188481, 314135, 565443, 942405, 2701561, 2827215, 8104683, 13507805, 24314049, 40523415, 121570245]

約数ペア:

[(1, 121570245), (3, 40523415), (5, 24314049), (9, 13507805), (15, 8104683), (43, 2827215), (45, 2701561), (129, 942405), (215, 565443), (387, 314135), (645, 188481), (1935, 62827)]