128897816

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{2381}}^1$

素因数の和:2555

約数の個数: 32

約数和(自身を含む): 247823280

約数和(自身を除く): 118925464

約数列:

[1, 2, 4, 8, 67, 101, 134, 202, 268, 404, 536, 808, 2381, 4762, 6767, 9524, 13534, 19048, 27068, 54136, 159527, 240481, 319054, 480962, 638108, 961924, 1276216, 1923848, 16112227, 32224454, 64448908, 128897816]

約数ペア:

[(1, 128897816), (2, 64448908), (4, 32224454), (8, 16112227), (67, 1923848), (101, 1276216), (134, 961924), (202, 638108), (268, 480962), (404, 319054), (536, 240481), (808, 159527), (2381, 54136), (4762, 27068), (6767, 19048), (9524, 13534)]