55297921

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 66484800

約数和(自身を除く): 11186879

約数列:

[1, 7, 49, 53, 107, 199, 371, 749, 1393, 2597, 5243, 5671, 9751, 10547, 21293, 39697, 73829, 149051, 277879, 516803, 1043357, 1128529, 7899703, 55297921]

約数ペア:

[(1, 55297921), (7, 7899703), (49, 1128529), (53, 1043357), (107, 516803), (199, 277879), (371, 149051), (749, 73829), (1393, 39697), (2597, 21293), (5243, 10547), (5671, 9751)]