72140972

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{21193}}^1$

素因数の和:21257

約数の個数: 24

約数和(自身を含む): 135302496

約数和(自身を除く): 63161524

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 148, 851, 1702, 3404, 21193, 42386, 84772, 487439, 784141, 974878, 1568282, 1949756, 3136564, 18035243, 36070486, 72140972]

約数ペア:

[(1, 72140972), (2, 36070486), (4, 18035243), (23, 3136564), (37, 1949756), (46, 1568282), (74, 974878), (92, 784141), (148, 487439), (851, 84772), (1702, 42386), (3404, 21193)]