210360215

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{1439}}^1$

素因数の和:1643

約数の個数: 24

約数和(自身を含む): 275114880

約数和(自身を除く): 64754665

約数列:

[1, 5, 13, 65, 169, 173, 845, 865, 1439, 2249, 7195, 11245, 18707, 29237, 93535, 146185, 243191, 248947, 1215955, 1244735, 3236311, 16181555, 42072043, 210360215]

約数ペア:

[(1, 210360215), (5, 42072043), (13, 16181555), (65, 3236311), (169, 1244735), (173, 1215955), (845, 248947), (865, 243191), (1439, 146185), (2249, 93535), (7195, 29237), (11245, 18707)]