216223216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1228541}}^1$

素因数の和:1228560

約数の個数: 20

約数和(自身を含む): 457017624

約数和(自身を除く): 240794408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1228541, 2457082, 4914164, 9828328, 13513951, 19656656, 27027902, 54055804, 108111608, 216223216]

約数ペア:

[(1, 216223216), (2, 108111608), (4, 54055804), (8, 27027902), (11, 19656656), (16, 13513951), (22, 9828328), (44, 4914164), (88, 2457082), (176, 1228541)]