128992444

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{242467}}^1$

素因数の和:242497

約数の個数: 24

約数和(自身を含む): 271564160

約数和(自身を除く): 142571716

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 242467, 484934, 969868, 1697269, 3394538, 4606873, 6789076, 9213746, 18427492, 32248111, 64496222, 128992444]

約数ペア:

[(1, 128992444), (2, 64496222), (4, 32248111), (7, 18427492), (14, 9213746), (19, 6789076), (28, 4606873), (38, 3394538), (76, 1697269), (133, 969868), (266, 484934), (532, 242467)]