665024308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2237}}^1\times {\mathrm{5717}}^1$

素因数の和:7971

約数の個数: 24

約数和(自身を含む): 1254094632

約数和(自身を除く): 589070324

約数列:

[1, 2, 4, 13, 26, 52, 2237, 4474, 5717, 8948, 11434, 22868, 29081, 58162, 74321, 116324, 148642, 297284, 12788929, 25577858, 51155716, 166256077, 332512154, 665024308]

約数ペア:

[(1, 665024308), (2, 332512154), (4, 166256077), (13, 51155716), (26, 25577858), (52, 12788929), (2237, 297284), (4474, 148642), (5717, 116324), (8948, 74321), (11434, 58162), (22868, 29081)]