207764821

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{4651}}^1$

素因数の和:4824

約数の個数: 16

約数和(自身を含む): 235800576

約数和(自身を除く): 28035755

約数列:

[1, 11, 31, 131, 341, 1441, 4061, 4651, 44671, 51161, 144181, 609281, 1585991, 6702091, 18887711, 207764821]

約数ペア:

[(1, 207764821), (11, 18887711), (31, 6702091), (131, 1585991), (341, 609281), (1441, 144181), (4061, 51161), (4651, 44671)]