72520609

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1240

約数の個数: 16

約数和(自身を含む): 84703360

約数和(自身を除く): 12182751

約数列:

[1, 7, 73, 139, 511, 973, 1021, 7147, 10147, 71029, 74533, 141919, 521731, 993433, 10360087, 72520609]

約数ペア:

[(1, 72520609), (7, 10360087), (73, 993433), (139, 521731), (511, 141919), (973, 74533), (1021, 71029), (7147, 10147)]