268535542

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{18191}}^1$

素因数の和:18276

約数の個数: 24

約数和(自身を含む): 450033696

約数和(自身を除く): 181498154

約数列:

[1, 2, 11, 22, 61, 121, 122, 242, 671, 1342, 7381, 14762, 18191, 36382, 200101, 400202, 1109651, 2201111, 2219302, 4402222, 12206161, 24412322, 134267771, 268535542]

約数ペア:

[(1, 268535542), (2, 134267771), (11, 24412322), (22, 12206161), (61, 4402222), (121, 2219302), (122, 2201111), (242, 1109651), (671, 400202), (1342, 200101), (7381, 36382), (14762, 18191)]