912971521

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{20549}}^1$

素因数の和:21144

約数の個数: 16

約数和(自身を含む): 1140278400

約数和(自身を除く): 227306879

約数列:

[1, 7, 11, 77, 577, 4039, 6347, 20549, 44429, 143843, 226039, 1582273, 11856773, 82997411, 130424503, 912971521]

約数ペア:

[(1, 912971521), (7, 130424503), (11, 82997411), (77, 11856773), (577, 1582273), (4039, 226039), (6347, 143843), (20549, 44429)]