25962638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{389}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 44815680

約数和(自身を除く): 18853042

約数列:

[1, 2, 13, 17, 26, 34, 151, 221, 302, 389, 442, 778, 1963, 2567, 3926, 5057, 5134, 6613, 10114, 13226, 33371, 58739, 66742, 85969, 117478, 171938, 763607, 998563, 1527214, 1997126, 12981319, 25962638]

約数ペア:

[(1, 25962638), (2, 12981319), (13, 1997126), (17, 1527214), (26, 998563), (34, 763607), (151, 171938), (221, 117478), (302, 85969), (389, 66742), (442, 58739), (778, 33371), (1963, 13226), (2567, 10114), (3926, 6613), (5057, 5134)]