129790128

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{207997}}^1$

素因数の和:208021

約数の個数: 40

約数和(自身を含む): 361084528

約数和(自身を除く): 231294400

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 207997, 415994, 623991, 831988, 1247982, 1663976, 2495964, 2703961, 3327952, 4991928, 5407922, 8111883, 9983856, 10815844, 16223766, 21631688, 32447532, 43263376, 64895064, 129790128]

約数ペア:

[(1, 129790128), (2, 64895064), (3, 43263376), (4, 32447532), (6, 21631688), (8, 16223766), (12, 10815844), (13, 9983856), (16, 8111883), (24, 5407922), (26, 4991928), (39, 3327952), (48, 2703961), (52, 2495964), (78, 1663976), (104, 1247982), (156, 831988), (208, 623991), (312, 415994), (624, 207997)]