201780817

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{65963}}^1$

素因数の和:66012

約数の個数: 16

約数和(自身を含む): 253301760

約数和(自身を除く): 51520943

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 65963, 461741, 1253297, 1517149, 8773079, 10620043, 28825831, 201780817]

約数ペア:

[(1, 201780817), (7, 28825831), (19, 10620043), (23, 8773079), (133, 1517149), (161, 1253297), (437, 461741), (3059, 65963)]