2221695

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2351}}^1$

素因数の和:2372

約数の個数: 32

約数和(自身を含む): 4515840

約数和(自身を除く): 2294145

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2351, 7053, 11755, 16457, 21159, 35265, 49371, 63477, 82285, 105795, 148113, 246855, 317385, 444339, 740565, 2221695]

約数ペア:

[(1, 2221695), (3, 740565), (5, 444339), (7, 317385), (9, 246855), (15, 148113), (21, 105795), (27, 82285), (35, 63477), (45, 49371), (63, 35265), (105, 21159), (135, 16457), (189, 11755), (315, 7053), (945, 2351)]