128744757

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{4649}}^1$

素因数の和:4853

約数の個数: 24

約数和(自身を含む): 198034200

約数和(自身を除く): 69289443

約数列:

[1, 3, 9, 17, 51, 153, 181, 543, 1629, 3077, 4649, 9231, 13947, 27693, 41841, 79033, 237099, 711297, 841469, 2524407, 7573221, 14304973, 42914919, 128744757]

約数ペア:

[(1, 128744757), (3, 42914919), (9, 14304973), (17, 7573221), (51, 2524407), (153, 841469), (181, 711297), (543, 237099), (1629, 79033), (3077, 41841), (4649, 27693), (9231, 13947)]