81498465

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{27031}}^1$

素因数の和:27109

約数の個数: 24

約数和(自身を含む): 143377728

約数和(自身を除く): 61879263

約数列:

[1, 3, 5, 9, 15, 45, 67, 201, 335, 603, 1005, 3015, 27031, 81093, 135155, 243279, 405465, 1216395, 1811077, 5433231, 9055385, 16299693, 27166155, 81498465]

約数ペア:

[(1, 81498465), (3, 27166155), (5, 16299693), (9, 9055385), (15, 5433231), (45, 1811077), (67, 1216395), (201, 405465), (335, 243279), (603, 135155), (1005, 81093), (3015, 27031)]