128865684876

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1\times {\mathrm{399227}}^1$

素因数の和:399998

約数の個数: 48

約数和(自身を含む): 309238814976

約数和(自身を除く): 180373130100

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 727, 1454, 2181, 2908, 4362, 8724, 26899, 53798, 80697, 107596, 161394, 322788, 399227, 798454, 1197681, 1596908, 2395362, 4790724, 14771399, 29542798, 44314197, 59085596, 88628394, 177256788, 290238029, 580476058, 870714087, 1160952116, 1741428174, 3482856348, 10738807073, 21477614146, 32216421219, 42955228292, 64432842438, 128865684876]

約数ペア:

[(1, 128865684876), (2, 64432842438), (3, 42955228292), (4, 32216421219), (6, 21477614146), (12, 10738807073), (37, 3482856348), (74, 1741428174), (111, 1160952116), (148, 870714087), (222, 580476058), (444, 290238029), (727, 177256788), (1454, 88628394), (2181, 59085596), (2908, 44314197), (4362, 29542798), (8724, 14771399), (26899, 4790724), (53798, 2395362), (80697, 1596908), (107596, 1197681), (161394, 798454), (322788, 399227)]