68779191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 102090240

約数和(自身を除く): 33311049

約数列:

[1, 3, 13, 39, 59, 71, 177, 213, 421, 767, 923, 1263, 2301, 2769, 4189, 5473, 12567, 16419, 24839, 29891, 54457, 74517, 89673, 163371, 322907, 388583, 968721, 1165749, 1763569, 5290707, 22926397, 68779191]

約数ペア:

[(1, 68779191), (3, 22926397), (13, 5290707), (39, 1763569), (59, 1165749), (71, 968721), (177, 388583), (213, 322907), (421, 163371), (767, 89673), (923, 74517), (1263, 54457), (2301, 29891), (2769, 24839), (4189, 16419), (5473, 12567)]