213496921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{683}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 236029248

約数和(自身を除く): 22532327

約数列:

[1, 11, 157, 181, 683, 1727, 1991, 7513, 28417, 107231, 123623, 312587, 1179541, 1359853, 19408811, 213496921]

約数ペア:

[(1, 213496921), (11, 19408811), (157, 1359853), (181, 1179541), (683, 312587), (1727, 123623), (1991, 107231), (7513, 28417)]