331344884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{20101}}^1$

素因数の和:20435

約数の個数: 24

約数和(自身を含む): 626458728

約数和(自身を除く): 295113844

約数列:

[1, 2, 4, 13, 26, 52, 317, 634, 1268, 4121, 8242, 16484, 20101, 40202, 80404, 261313, 522626, 1045252, 6372017, 12744034, 25488068, 82836221, 165672442, 331344884]

約数ペア:

[(1, 331344884), (2, 165672442), (4, 82836221), (13, 25488068), (26, 12744034), (52, 6372017), (317, 1045252), (634, 522626), (1268, 261313), (4121, 80404), (8242, 40202), (16484, 20101)]