205251255

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{9643}}^1$

素因数の和:9708

約数の個数: 48

約数和(自身を含む): 397178496

約数和(自身を除く): 191927241

約数列:

[1, 3, 5, 9, 11, 15, 33, 43, 45, 55, 99, 129, 165, 215, 387, 473, 495, 645, 1419, 1935, 2365, 4257, 7095, 9643, 21285, 28929, 48215, 86787, 106073, 144645, 318219, 414649, 433935, 530365, 954657, 1243947, 1591095, 2073245, 3731841, 4561139, 4773285, 6219735, 13683417, 18659205, 22805695, 41050251, 68417085, 205251255]

約数ペア:

[(1, 205251255), (3, 68417085), (5, 41050251), (9, 22805695), (11, 18659205), (15, 13683417), (33, 6219735), (43, 4773285), (45, 4561139), (55, 3731841), (99, 2073245), (129, 1591095), (165, 1243947), (215, 954657), (387, 530365), (473, 433935), (495, 414649), (645, 318219), (1419, 144645), (1935, 106073), (2365, 86787), (4257, 48215), (7095, 28929), (9643, 21285)]