64213215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389171}}^1$

素因数の和:389190

約数の個数: 16

約数和(自身を含む): 112081536

約数和(自身を除く): 47868321

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 389171, 1167513, 1945855, 4280881, 5837565, 12842643, 21404405, 64213215]

約数ペア:

[(1, 64213215), (3, 21404405), (5, 12842643), (11, 5837565), (15, 4280881), (33, 1945855), (55, 1167513), (165, 389171)]