27998243

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3457}}^1$

素因数の和:3566

約数の個数: 16

約数和(自身を含む): 34856640

約数和(自身を除く): 6858397

約数列:

[1, 7, 13, 89, 91, 623, 1157, 3457, 8099, 24199, 44941, 307673, 314587, 2153711, 3999749, 27998243]

約数ペア:

[(1, 27998243), (7, 3999749), (13, 2153711), (89, 314587), (91, 307673), (623, 44941), (1157, 24199), (3457, 8099)]