217698885

素因数分解:

$3^2\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{4603}}^1$

素因数の和:5665

約数の個数: 24

約数和(自身を含む): 377785824

約数和(自身を除く): 160086939

約数列:

[1, 3, 5, 9, 15, 45, 1051, 3153, 4603, 5255, 9459, 13809, 15765, 23015, 41427, 47295, 69045, 207135, 4837753, 14513259, 24188765, 43539777, 72566295, 217698885]

約数ペア:

[(1, 217698885), (3, 72566295), (5, 43539777), (9, 24188765), (15, 14513259), (45, 4837753), (1051, 207135), (3153, 69045), (4603, 47295), (5255, 41427), (9459, 23015), (13809, 15765)]