28398585

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6551}}^1$

素因数の和:6593

約数の個数: 24

約数和(自身を含む): 48275136

約数和(自身を除く): 19876551

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 6551, 19653, 32755, 98265, 111367, 334101, 556835, 1670505, 1893239, 5679717, 9466195, 28398585]

約数ペア:

[(1, 28398585), (3, 9466195), (5, 5679717), (15, 1893239), (17, 1670505), (51, 556835), (85, 334101), (255, 111367), (289, 98265), (867, 32755), (1445, 19653), (4335, 6551)]