72403772

素因数分解:

$2^2\times 7^2\times {\mathrm{369407}}^1$

素因数の和:369425

約数の個数: 18

約数和(自身を含む): 147393792

約数和(自身を除く): 74990020

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 369407, 738814, 1477628, 2585849, 5171698, 10343396, 18100943, 36201886, 72403772]

約数ペア:

[(1, 72403772), (2, 36201886), (4, 18100943), (7, 10343396), (14, 5171698), (28, 2585849), (49, 1477628), (98, 738814), (196, 369407)]