66960215

素因数分解:

$5^1\times 7^2\times {\mathrm{337}}^1\times {\mathrm{811}}^1$

素因数の和:1167

約数の個数: 24

約数和(自身を含む): 93863952

約数和(自身を除く): 26903737

約数列:

[1, 5, 7, 35, 49, 245, 337, 811, 1685, 2359, 4055, 5677, 11795, 16513, 28385, 39739, 82565, 198695, 273307, 1366535, 1913149, 9565745, 13392043, 66960215]

約数ペア:

[(1, 66960215), (5, 13392043), (7, 9565745), (35, 1913149), (49, 1366535), (245, 273307), (337, 198695), (811, 82565), (1685, 39739), (2359, 28385), (4055, 16513), (5677, 11795)]