267156721

素因数分解:

${\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 299856480

約数和(自身を除く): 32699759

約数列:

[1, 13, 43, 97, 169, 379, 559, 1261, 4171, 4927, 7267, 16297, 16393, 36763, 54223, 64051, 211861, 477919, 704899, 1580809, 2754193, 6212947, 20550517, 267156721]

約数ペア:

[(1, 267156721), (13, 20550517), (43, 6212947), (97, 2754193), (169, 1580809), (379, 704899), (559, 477919), (1261, 211861), (4171, 64051), (4927, 54223), (7267, 36763), (16297, 16393)]