30921765

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{929}}^1$

素因数の和:1261

約数の個数: 32

約数和(自身を含む): 56782080

約数和(自身を除く): 25860315

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 317, 929, 951, 1585, 2219, 2787, 4645, 4755, 6503, 6657, 11095, 13935, 19509, 32515, 33285, 97545, 294493, 883479, 1472465, 2061451, 4417395, 6184353, 10307255, 30921765]

約数ペア:

[(1, 30921765), (3, 10307255), (5, 6184353), (7, 4417395), (15, 2061451), (21, 1472465), (35, 883479), (105, 294493), (317, 97545), (929, 33285), (951, 32515), (1585, 19509), (2219, 13935), (2787, 11095), (4645, 6657), (4755, 6503)]