261639393409

素因数分解:

${\mathrm{37}}^2\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{9187}}^1$

素因数の和:9625

約数の個数: 24

約数和(自身を含む): 273649658688

約数和(自身を除く): 12010265279

約数列:

[1, 37, 71, 293, 1369, 2627, 9187, 10841, 20803, 97199, 339919, 401117, 652277, 769711, 2691791, 12577003, 24134249, 28479307, 99596267, 191117161, 892967213, 3685061879, 7071334957, 261639393409]

約数ペア:

[(1, 261639393409), (37, 7071334957), (71, 3685061879), (293, 892967213), (1369, 191117161), (2627, 99596267), (9187, 28479307), (10841, 24134249), (20803, 12577003), (97199, 2691791), (339919, 769711), (401117, 652277)]