128422819

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{4549}}^1$

素因数の和:4702

約数の個数: 16

約数和(自身を含む): 152152000

約数和(自身を除く): 23729181

約数列:

[1, 7, 37, 109, 259, 763, 4033, 4549, 28231, 31843, 168313, 495841, 1178191, 3470887, 18346117, 128422819]

約数ペア:

[(1, 128422819), (7, 18346117), (37, 3470887), (109, 1178191), (259, 495841), (763, 168313), (4033, 31843), (4549, 28231)]