431640138

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{16979}}^1$

素因数の和:17226

約数の個数: 32

約数和(自身を含む): 912844800

約数和(自身を除く): 481204662

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 223, 446, 669, 1338, 4237, 8474, 12711, 16979, 25422, 33958, 50937, 101874, 322601, 645202, 967803, 1935606, 3786317, 7572634, 11358951, 22717902, 71940023, 143880046, 215820069, 431640138]

約数ペア:

[(1, 431640138), (2, 215820069), (3, 143880046), (6, 71940023), (19, 22717902), (38, 11358951), (57, 7572634), (114, 3786317), (223, 1935606), (446, 967803), (669, 645202), (1338, 322601), (4237, 101874), (8474, 50937), (12711, 33958), (16979, 25422)]