220173225

素因数分解:

$3^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{13913}}^1$

素因数の和:14137

約数の個数: 24

約数和(自身を含む): 365771232

約数和(自身を除く): 145598007

約数列:

[1, 3, 5, 15, 25, 75, 211, 633, 1055, 3165, 5275, 13913, 15825, 41739, 69565, 208695, 347825, 1043475, 2935643, 8806929, 14678215, 44034645, 73391075, 220173225]

約数ペア:

[(1, 220173225), (3, 73391075), (5, 44034645), (15, 14678215), (25, 8806929), (75, 2935643), (211, 1043475), (633, 347825), (1055, 208695), (3165, 69565), (5275, 41739), (13913, 15825)]