2166945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 3953664

約数和(自身を除く): 1786719

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 571, 759, 1265, 1713, 2855, 3795, 6281, 8565, 13133, 18843, 31405, 39399, 65665, 94215, 144463, 196995, 433389, 722315, 2166945]

約数ペア:

[(1, 2166945), (3, 722315), (5, 433389), (11, 196995), (15, 144463), (23, 94215), (33, 65665), (55, 39399), (69, 31405), (115, 18843), (165, 13133), (253, 8565), (345, 6281), (571, 3795), (759, 2855), (1265, 1713)]