149720907

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{827}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 235602432

約数和(自身を除く): 85881525

約数列:

[1, 3, 7, 21, 37, 111, 233, 259, 699, 777, 827, 1631, 2481, 4893, 5789, 8621, 17367, 25863, 30599, 60347, 91797, 181041, 192691, 214193, 578073, 642579, 1348837, 4046511, 7129567, 21388701, 49906969, 149720907]

約数ペア:

[(1, 149720907), (3, 49906969), (7, 21388701), (21, 7129567), (37, 4046511), (111, 1348837), (233, 642579), (259, 578073), (699, 214193), (777, 192691), (827, 181041), (1631, 91797), (2481, 60347), (4893, 30599), (5789, 25863), (8621, 17367)]