855121575

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{148073}}^1$

素因数の和:148104

約数の個数: 48

約数和(自身を含む): 1762672896

約数和(自身を除く): 907551321

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 5775, 148073, 444219, 740365, 1036511, 1628803, 2221095, 3109533, 3701825, 4886409, 5182555, 8144015, 11105475, 11401621, 15547665, 24432045, 25912775, 34204863, 40720075, 57008105, 77738325, 122160225, 171024315, 285040525, 855121575]

約数ペア:

[(1, 855121575), (3, 285040525), (5, 171024315), (7, 122160225), (11, 77738325), (15, 57008105), (21, 40720075), (25, 34204863), (33, 25912775), (35, 24432045), (55, 15547665), (75, 11401621), (77, 11105475), (105, 8144015), (165, 5182555), (175, 4886409), (231, 3701825), (275, 3109533), (385, 2221095), (525, 1628803), (825, 1036511), (1155, 740365), (1925, 444219), (5775, 148073)]