65640042

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{280513}}^1$

素因数の和:280534

約数の個数: 24

約数和(自身を含む): 153160644

約数和(自身を除く): 87520602

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 280513, 561026, 841539, 1683078, 2524617, 3646669, 5049234, 7293338, 10940007, 21880014, 32820021, 65640042]

約数ペア:

[(1, 65640042), (2, 32820021), (3, 21880014), (6, 10940007), (9, 7293338), (13, 5049234), (18, 3646669), (26, 2524617), (39, 1683078), (78, 841539), (117, 561026), (234, 280513)]