243545584

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{77267}}^1$

素因数の和:77472

約数の個数: 20

約数和(自身を含む): 474270984

約数和(自身を除く): 230725400

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 77267, 154534, 309068, 618136, 1236272, 15221599, 30443198, 60886396, 121772792, 243545584]

約数ペア:

[(1, 243545584), (2, 121772792), (4, 60886396), (8, 30443198), (16, 15221599), (197, 1236272), (394, 618136), (788, 309068), (1576, 154534), (3152, 77267)]