211544055

素因数分解:

$3^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2081}}^1$

素因数の和:2349

約数の個数: 40

約数和(自身を含む): 380906064

約数和(自身を除く): 169362009

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 251, 405, 753, 1255, 2081, 2259, 3765, 6243, 6777, 10405, 11295, 18729, 20331, 31215, 33885, 56187, 93645, 101655, 168561, 280935, 522331, 842805, 1566993, 2611655, 4700979, 7834965, 14102937, 23504895, 42308811, 70514685, 211544055]

約数ペア:

[(1, 211544055), (3, 70514685), (5, 42308811), (9, 23504895), (15, 14102937), (27, 7834965), (45, 4700979), (81, 2611655), (135, 1566993), (251, 842805), (405, 522331), (753, 280935), (1255, 168561), (2081, 101655), (2259, 93645), (3765, 56187), (6243, 33885), (6777, 31215), (10405, 20331), (11295, 18729)]