51047971

素因数分解:

${\mathrm{13}}^2\times {\mathrm{23}}^2\times {\mathrm{571}}^1$

素因数の和:643

約数の個数: 18

約数和(自身を含む): 57885828

約数和(自身を除く): 6837857

約数列:

[1, 13, 23, 169, 299, 529, 571, 3887, 6877, 7423, 13133, 89401, 96499, 170729, 302059, 2219477, 3926767, 51047971]

約数ペア:

[(1, 51047971), (13, 3926767), (23, 2219477), (169, 302059), (299, 170729), (529, 96499), (571, 89401), (3887, 13133), (6877, 7423)]