81403148

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{3931}}^1$

素因数の和:4133

約数の個数: 24

約数和(自身を含む): 147969024

約数和(自身を除く): 66565876

約数列:

[1, 2, 4, 31, 62, 124, 167, 334, 668, 3931, 5177, 7862, 10354, 15724, 20708, 121861, 243722, 487444, 656477, 1312954, 2625908, 20350787, 40701574, 81403148]

約数ペア:

[(1, 81403148), (2, 40701574), (4, 20350787), (31, 2625908), (62, 1312954), (124, 656477), (167, 487444), (334, 243722), (668, 121861), (3931, 20708), (5177, 15724), (7862, 10354)]