81272306

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{5507}}^1$

素因数の和:5713

約数の個数: 16

約数和(自身を含む): 125318016

約数和(自身を除く): 44045710

約数列:

[1, 2, 47, 94, 157, 314, 5507, 7379, 11014, 14758, 258829, 517658, 864599, 1729198, 40636153, 81272306]

約数ペア:

[(1, 81272306), (2, 40636153), (47, 1729198), (94, 864599), (157, 517658), (314, 258829), (5507, 14758), (7379, 11014)]