1991706045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{824723}}^1$

素因数の和:824761

約数の個数: 32

約数和(自身を含む): 3800328192

約数和(自身を除く): 1808622147

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 824723, 2474169, 4123615, 5773061, 12370845, 17319183, 18968629, 28865305, 56905887, 86595915, 94843145, 132780403, 284529435, 398341209, 663902015, 1991706045]

約数ペア:

[(1, 1991706045), (3, 663902015), (5, 398341209), (7, 284529435), (15, 132780403), (21, 94843145), (23, 86595915), (35, 56905887), (69, 28865305), (105, 18968629), (115, 17319183), (161, 12370845), (345, 5773061), (483, 4123615), (805, 2474169), (2415, 824723)]