39747519

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27431}}^1$

素因数の和:27467

約数の個数: 24

約数和(自身を含む): 68470272

約数和(自身を除く): 28722753

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 27431, 82293, 192017, 246879, 576051, 630913, 1728153, 1892739, 4416391, 5678217, 13249173, 39747519]

約数ペア:

[(1, 39747519), (3, 13249173), (7, 5678217), (9, 4416391), (21, 1892739), (23, 1728153), (63, 630913), (69, 576051), (161, 246879), (207, 192017), (483, 82293), (1449, 27431)]