42645813

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{18979}}^1$

素因数の和:19096

約数の個数: 16

約数和(自身を含む): 65594880

約数和(自身を除く): 22949067

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 18979, 56937, 132853, 398559, 2030753, 6092259, 14215271, 42645813]

約数ペア:

[(1, 42645813), (3, 14215271), (7, 6092259), (21, 2030753), (107, 398559), (321, 132853), (749, 56937), (2247, 18979)]