2921805

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 5425920

約数和(自身を除く): 2504115

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 941, 1035, 2823, 3105, 4705, 8469, 14115, 21643, 25407, 42345, 64929, 108215, 127035, 194787, 324645, 584361, 973935, 2921805]

約数ペア:

[(1, 2921805), (3, 973935), (5, 584361), (9, 324645), (15, 194787), (23, 127035), (27, 108215), (45, 64929), (69, 42345), (115, 25407), (135, 21643), (207, 14115), (345, 8469), (621, 4705), (941, 3105), (1035, 2823)]