27142775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1109}}^1$

素因数の和:1219

約数の個数: 24

約数和(自身を含む): 37162800

約数和(自身を除く): 10020025

約数列:

[1, 5, 11, 25, 55, 89, 275, 445, 979, 1109, 2225, 4895, 5545, 12199, 24475, 27725, 60995, 98701, 304975, 493505, 1085711, 2467525, 5428555, 27142775]

約数ペア:

[(1, 27142775), (5, 5428555), (11, 2467525), (25, 1085711), (55, 493505), (89, 304975), (275, 98701), (445, 60995), (979, 27725), (1109, 24475), (2225, 12199), (4895, 5545)]