64407945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{3389}}^1$

素因数の和:3585

約数の個数: 32

約数和(自身を含む): 118460160

約数和(自身を除く): 54052215

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 181, 543, 905, 1267, 2715, 3389, 3801, 6335, 10167, 16945, 19005, 23723, 50835, 71169, 118615, 355845, 613409, 1840227, 3067045, 4293863, 9201135, 12881589, 21469315, 64407945]

約数ペア:

[(1, 64407945), (3, 21469315), (5, 12881589), (7, 9201135), (15, 4293863), (21, 3067045), (35, 1840227), (105, 613409), (181, 355845), (543, 118615), (905, 71169), (1267, 50835), (2715, 23723), (3389, 19005), (3801, 16945), (6335, 10167)]