1231351

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 16

約数和(自身を含む): 1456128

約数和(自身を除く): 224777

約数列:

[1, 11, 23, 31, 157, 253, 341, 713, 1727, 3611, 4867, 7843, 39721, 53537, 111941, 1231351]

約数ペア:

[(1, 1231351), (11, 111941), (23, 53537), (31, 39721), (157, 7843), (253, 4867), (341, 3611), (713, 1727)]