215533815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{108037}}^1$

素因数の和:108071

約数の個数: 32

約数和(自身を含む): 414865920

約数和(自身を除く): 199332105

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 108037, 324111, 540185, 756259, 1620555, 2052703, 2268777, 3781295, 6158109, 10263515, 11343885, 14368921, 30790545, 43106763, 71844605, 215533815]

約数ペア:

[(1, 215533815), (3, 71844605), (5, 43106763), (7, 30790545), (15, 14368921), (19, 11343885), (21, 10263515), (35, 6158109), (57, 3781295), (95, 2268777), (105, 2052703), (133, 1620555), (285, 756259), (399, 540185), (665, 324111), (1995, 108037)]