201900985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9109}}^1$

素因数の和:9169

約数の個数: 32

約数和(自身を含む): 293852160

約数和(自身を除く): 91951175

約数列:

[1, 5, 11, 13, 31, 55, 65, 143, 155, 341, 403, 715, 1705, 2015, 4433, 9109, 22165, 45545, 100199, 118417, 282379, 500995, 592085, 1302587, 1411895, 3106169, 3670927, 6512935, 15530845, 18354635, 40380197, 201900985]

約数ペア:

[(1, 201900985), (5, 40380197), (11, 18354635), (13, 15530845), (31, 6512935), (55, 3670927), (65, 3106169), (143, 1411895), (155, 1302587), (341, 592085), (403, 500995), (715, 282379), (1705, 118417), (2015, 100199), (4433, 45545), (9109, 22165)]