289771845

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{2477}}^1$

素因数の和:3205

約数の個数: 32

約数和(自身を含む): 506701440

約数和(自身を除く): 216929595

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 709, 2127, 2477, 3545, 7431, 7799, 10635, 12385, 23397, 27247, 37155, 38995, 81741, 116985, 136235, 408705, 1756193, 5268579, 8780965, 19318123, 26342895, 57954369, 96590615, 289771845]

約数ペア:

[(1, 289771845), (3, 96590615), (5, 57954369), (11, 26342895), (15, 19318123), (33, 8780965), (55, 5268579), (165, 1756193), (709, 408705), (2127, 136235), (2477, 116985), (3545, 81741), (7431, 38995), (7799, 37155), (10635, 27247), (12385, 23397)]