13238685

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12791}}^1$

素因数の和:12825

約数の個数: 24

約数和(自身を含む): 23946624

約数和(自身を除く): 10707939

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 12791, 38373, 63955, 115119, 191865, 294193, 575595, 882579, 1470965, 2647737, 4412895, 13238685]

約数ペア:

[(1, 13238685), (3, 4412895), (5, 2647737), (9, 1470965), (15, 882579), (23, 575595), (45, 294193), (69, 191865), (115, 115119), (207, 63955), (345, 38373), (1035, 12791)]