138472895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{19219}}^1$

素因数の和:19366

約数の個数: 16

約数和(自身を含む): 182666880

約数和(自身を除く): 44193985

約数列:

[1, 5, 11, 55, 131, 655, 1441, 7205, 19219, 96095, 211409, 1057045, 2517689, 12588445, 27694579, 138472895]

約数ペア:

[(1, 138472895), (5, 27694579), (11, 12588445), (55, 2517689), (131, 1057045), (655, 211409), (1441, 96095), (7205, 19219)]