389628036

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{515381}}^1$

素因数の和:515401

約数の個数: 48

約数和(自身を含む): 1154455680

約数和(自身を除く): 764827644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 515381, 1030762, 1546143, 2061524, 3092286, 3607667, 4638429, 6184572, 7215334, 9276858, 10823001, 13915287, 14430668, 18553716, 21646002, 27830574, 32469003, 43292004, 55661148, 64938006, 97407009, 129876012, 194814018, 389628036]

約数ペア:

[(1, 389628036), (2, 194814018), (3, 129876012), (4, 97407009), (6, 64938006), (7, 55661148), (9, 43292004), (12, 32469003), (14, 27830574), (18, 21646002), (21, 18553716), (27, 14430668), (28, 13915287), (36, 10823001), (42, 9276858), (54, 7215334), (63, 6184572), (84, 4638429), (108, 3607667), (126, 3092286), (189, 2061524), (252, 1546143), (378, 1030762), (756, 515381)]