81931047

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^2$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 123452928

約数和(自身を除く): 41521881

約数列:

[1, 3, 11, 31, 33, 93, 283, 341, 849, 1023, 3113, 8773, 9339, 26319, 80089, 96503, 240267, 289509, 880979, 2482759, 2642937, 7448277, 27310349, 81931047]

約数ペア:

[(1, 81931047), (3, 27310349), (11, 7448277), (31, 2642937), (33, 2482759), (93, 880979), (283, 289509), (341, 240267), (849, 96503), (1023, 80089), (3113, 26319), (8773, 9339)]