986782425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{2521}}^1$

素因数の和:2858

約数の個数: 48

約数和(自身を含む): 1733764032

約数和(自身を除く): 746981607

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 307, 425, 921, 1275, 1535, 2521, 4605, 5219, 7563, 7675, 12605, 15657, 23025, 26095, 37815, 42857, 63025, 78285, 128571, 130475, 189075, 214285, 391425, 642855, 773947, 1071425, 2321841, 3214275, 3869735, 11609205, 13157099, 19348675, 39471297, 58046025, 65785495, 197356485, 328927475, 986782425]

約数ペア:

[(1, 986782425), (3, 328927475), (5, 197356485), (15, 65785495), (17, 58046025), (25, 39471297), (51, 19348675), (75, 13157099), (85, 11609205), (255, 3869735), (307, 3214275), (425, 2321841), (921, 1071425), (1275, 773947), (1535, 642855), (2521, 391425), (4605, 214285), (5219, 189075), (7563, 130475), (7675, 128571), (12605, 78285), (15657, 63025), (23025, 42857), (26095, 37815)]