257423969

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{5431}}^1$

素因数の和:5612

約数の個数: 16

約数和(自身を含む): 292024320

約数和(自身を除く): 34600351

約数列:

[1, 11, 31, 139, 341, 1529, 4309, 5431, 47399, 59741, 168361, 754909, 1851971, 8303999, 23402179, 257423969]

約数ペア:

[(1, 257423969), (11, 23402179), (31, 8303999), (139, 1851971), (341, 754909), (1529, 168361), (4309, 59741), (5431, 47399)]