40867245

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12791}}^1$

素因数の和:12873

約数の個数: 24

約数和(自身を含む): 71839872

約数和(自身を除く): 30972627

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 12791, 38373, 63955, 115119, 191865, 575595, 908161, 2724483, 4540805, 8173449, 13622415, 40867245]

約数ペア:

[(1, 40867245), (3, 13622415), (5, 8173449), (9, 4540805), (15, 2724483), (45, 908161), (71, 575595), (213, 191865), (355, 115119), (639, 63955), (1065, 38373), (3195, 12791)]