489951

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:132

約数の個数: 36

約数和(自身を含む): 906984

約数和(自身を除く): 417033

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 101, 147, 231, 303, 441, 539, 693, 707, 909, 1111, 1617, 2121, 3333, 4851, 4949, 6363, 7777, 9999, 14847, 23331, 44541, 54439, 69993, 163317, 489951]

約数ペア:

[(1, 489951), (3, 163317), (7, 69993), (9, 54439), (11, 44541), (21, 23331), (33, 14847), (49, 9999), (63, 7777), (77, 6363), (99, 4949), (101, 4851), (147, 3333), (231, 2121), (303, 1617), (441, 1111), (539, 909), (693, 707)]