64389345

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 106014720

約数和(自身を除く): 41625375

約数列:

[1, 3, 5, 15, 67, 79, 201, 237, 335, 395, 811, 1005, 1185, 2433, 4055, 5293, 12165, 15879, 26465, 54337, 64069, 79395, 163011, 192207, 271685, 320345, 815055, 961035, 4292623, 12877869, 21463115, 64389345]

約数ペア:

[(1, 64389345), (3, 21463115), (5, 12877869), (15, 4292623), (67, 961035), (79, 815055), (201, 320345), (237, 271685), (335, 192207), (395, 163011), (811, 79395), (1005, 64069), (1185, 54337), (2433, 26465), (4055, 15879), (5293, 12165)]