28461399

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 40930560

約数和(自身を除く): 12469161

約数列:

[1, 3, 37, 43, 67, 89, 111, 129, 201, 267, 1591, 2479, 2881, 3293, 3827, 4773, 5963, 7437, 8643, 9879, 11481, 17889, 106597, 141599, 220631, 256409, 319791, 424797, 661893, 769227, 9487133, 28461399]

約数ペア:

[(1, 28461399), (3, 9487133), (37, 769227), (43, 661893), (67, 424797), (89, 319791), (111, 256409), (129, 220631), (201, 141599), (267, 106597), (1591, 17889), (2479, 11481), (2881, 9879), (3293, 8643), (3827, 7437), (4773, 5963)]