203415519

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 289013760

約数和(自身を除く): 85598241

約数列:

[1, 3, 23, 69, 127, 139, 167, 381, 417, 501, 2921, 3197, 3841, 8763, 9591, 11523, 17653, 21209, 23213, 52959, 63627, 69639, 406019, 487807, 533899, 1218057, 1463421, 1601697, 2948051, 8844153, 67805173, 203415519]

約数ペア:

[(1, 203415519), (3, 67805173), (23, 8844153), (69, 2948051), (127, 1601697), (139, 1463421), (167, 1218057), (381, 533899), (417, 487807), (501, 406019), (2921, 69639), (3197, 63627), (3841, 52959), (8763, 23213), (9591, 21209), (11523, 17653)]