128400434

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{11491}}^1$

素因数の和:11681

約数の個数: 16

約数和(自身を含む): 199133376

約数和(自身を除く): 70732942

約数列:

[1, 2, 37, 74, 151, 302, 5587, 11174, 11491, 22982, 425167, 850334, 1735141, 3470282, 64200217, 128400434]

約数ペア:

[(1, 128400434), (2, 64200217), (37, 3470282), (74, 1735141), (151, 850334), (302, 425167), (5587, 22982), (11174, 11491)]