15661979421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{338279}}^1$

素因数の和:338377

約数の個数: 32

約数和(自身を含む): 24161310720

約数和(自身を除く): 8499331299

約数列:

[1, 3, 11, 23, 33, 61, 69, 183, 253, 671, 759, 1403, 2013, 4209, 15433, 46299, 338279, 1014837, 3721069, 7780417, 11163207, 20635019, 23341251, 61905057, 85584587, 226985209, 256753761, 474605437, 680955627, 1423816311, 5220659807, 15661979421]

約数ペア:

[(1, 15661979421), (3, 5220659807), (11, 1423816311), (23, 680955627), (33, 474605437), (61, 256753761), (69, 226985209), (183, 85584587), (253, 61905057), (671, 23341251), (759, 20635019), (1403, 11163207), (2013, 7780417), (4209, 3721069), (15433, 1014837), (46299, 338279)]