72111644

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{148991}}^1$

素因数の和:149017

約数の個数: 18

約数和(自身を含む): 138711552

約数和(自身を除く): 66599908

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 148991, 297982, 595964, 1638901, 3277802, 6555604, 18027911, 36055822, 72111644]

約数ペア:

[(1, 72111644), (2, 36055822), (4, 18027911), (11, 6555604), (22, 3277802), (44, 1638901), (121, 595964), (242, 297982), (484, 148991)]