15382815

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{20929}}^1$

素因数の和:20951

約数の個数: 24

約数和(自身を含む): 28632240

約数和(自身を除く): 13249425

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 20929, 62787, 104645, 146503, 313935, 439509, 732515, 1025521, 2197545, 3076563, 5127605, 15382815]

約数ペア:

[(1, 15382815), (3, 5127605), (5, 3076563), (7, 2197545), (15, 1025521), (21, 732515), (35, 439509), (49, 313935), (105, 146503), (147, 104645), (245, 62787), (735, 20929)]