20131878675

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{6242443}}^1$

素因数の和:6242499

約数の個数: 24

約数和(自身を含む): 34058774464

約数和(自身を除く): 13926895789

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 6242443, 18727329, 31212215, 93636645, 156061075, 268425049, 468183225, 805275147, 1342125245, 4026375735, 6710626225, 20131878675]

約数ペア:

[(1, 20131878675), (3, 6710626225), (5, 4026375735), (15, 1342125245), (25, 805275147), (43, 468183225), (75, 268425049), (129, 156061075), (215, 93636645), (645, 31212215), (1075, 18727329), (3225, 6242443)]