243081345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{65609}}^1$

素因数の和:65649

約数の個数: 32

約数和(自身を含む): 440899200

約数和(自身を除く): 197817855

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 65609, 196827, 328045, 852917, 984135, 1246571, 2558751, 3739713, 4264585, 6232855, 12793755, 16205423, 18698565, 48616269, 81027115, 243081345]

約数ペア:

[(1, 243081345), (3, 81027115), (5, 48616269), (13, 18698565), (15, 16205423), (19, 12793755), (39, 6232855), (57, 4264585), (65, 3739713), (95, 2558751), (195, 1246571), (247, 984135), (285, 852917), (741, 328045), (1235, 196827), (3705, 65609)]