13239325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1553}}^1$

素因数の和:1605

約数の個数: 24

約数和(自身を含む): 18498816

約数和(自身を除く): 5259491

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1553, 1705, 7765, 8525, 17083, 38825, 48143, 85415, 240715, 427075, 529573, 1203575, 2647865, 13239325]

約数ペア:

[(1, 13239325), (5, 2647865), (11, 1203575), (25, 529573), (31, 427075), (55, 240715), (155, 85415), (275, 48143), (341, 38825), (775, 17083), (1553, 8525), (1705, 7765)]