72999928

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{128521}}^1$

素因数の和:128598

約数の個数: 16

約数和(自身を含む): 138803760

約数和(自身を除く): 65803832

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 128521, 257042, 514084, 1028168, 9124991, 18249982, 36499964, 72999928]

約数ペア:

[(1, 72999928), (2, 36499964), (4, 18249982), (8, 9124991), (71, 1028168), (142, 514084), (284, 257042), (568, 128521)]