28284515

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{6791}}^1$

素因数の和:6827

約数の個数: 24

約数和(自身を含む): 41811552

約数和(自身を除く): 13527037

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 6791, 33955, 47537, 115447, 237685, 332759, 577235, 808129, 1663795, 4040645, 5656903, 28284515]

約数ペア:

[(1, 28284515), (5, 5656903), (7, 4040645), (17, 1663795), (35, 808129), (49, 577235), (85, 332759), (119, 237685), (245, 115447), (595, 47537), (833, 33955), (4165, 6791)]