81880492421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{743}}^1\times {\mathrm{29537}}^1$

素因数の和:30341

約数の個数: 32

約数和(自身を含む): 103376383488

約数和(自身を除く): 21495891067

約数列:

[1, 7, 13, 41, 91, 287, 533, 743, 3731, 5201, 9659, 29537, 30463, 67613, 206759, 213241, 383981, 396019, 1211017, 2687867, 2772133, 8477119, 15743221, 21945991, 110202547, 153621937, 285297883, 899785631, 1997085181, 6298499417, 11697213203, 81880492421]

約数ペア:

[(1, 81880492421), (7, 11697213203), (13, 6298499417), (41, 1997085181), (91, 899785631), (287, 285297883), (533, 153621937), (743, 110202547), (3731, 21945991), (5201, 15743221), (9659, 8477119), (29537, 2772133), (30463, 2687867), (67613, 1211017), (206759, 396019), (213241, 383981)]