208364277

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 308335104

約数和(自身を除く): 99970827

約数列:

[1, 3, 11, 33, 131, 157, 307, 393, 471, 921, 1441, 1727, 3377, 4323, 5181, 10131, 20567, 40217, 48199, 61701, 120651, 144597, 226237, 442387, 530189, 678711, 1327161, 1590567, 6314069, 18942207, 69454759, 208364277]

約数ペア:

[(1, 208364277), (3, 69454759), (11, 18942207), (33, 6314069), (131, 1590567), (157, 1327161), (307, 678711), (393, 530189), (471, 442387), (921, 226237), (1441, 144597), (1727, 120651), (3377, 61701), (4323, 48199), (5181, 40217), (10131, 20567)]