80521441

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 108880128

約数和(自身を除く): 28358687

約数列:

[1, 7, 11, 13, 77, 91, 143, 257, 313, 1001, 1799, 2191, 2827, 3341, 3443, 4069, 19789, 23387, 24101, 28483, 36751, 44759, 80441, 257257, 313313, 563087, 884851, 1045733, 6193957, 7320131, 11503063, 80521441]

約数ペア:

[(1, 80521441), (7, 11503063), (11, 7320131), (13, 6193957), (77, 1045733), (91, 884851), (143, 563087), (257, 313313), (313, 257257), (1001, 80441), (1799, 44759), (2191, 36751), (2827, 28483), (3341, 24101), (3443, 23387), (4069, 19789)]