189997151905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{150195377}}^1$

素因数の和:150195416

約数の個数: 16

約数和(自身を含む): 259537613184

約数和(自身を除く): 69540461279

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 150195377, 750976885, 1652149147, 3454493671, 8260745735, 17272468355, 37999430381, 189997151905]

約数ペア:

[(1, 189997151905), (5, 37999430381), (11, 17272468355), (23, 8260745735), (55, 3454493671), (115, 1652149147), (253, 750976885), (1265, 150195377)]