77975793

素因数分解:

$3^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1913}}^1$

素因数の和:2573

約数の個数: 24

約数和(自身を含む): 128988288

約数和(自身を除く): 51012495

約数列:

[1, 3, 7, 9, 21, 63, 647, 1913, 1941, 4529, 5739, 5823, 13391, 13587, 17217, 40173, 40761, 120519, 1237711, 3713133, 8663977, 11139399, 25991931, 77975793]

約数ペア:

[(1, 77975793), (3, 25991931), (7, 11139399), (9, 8663977), (21, 3713133), (63, 1237711), (647, 120519), (1913, 40761), (1941, 40173), (4529, 17217), (5739, 13587), (5823, 13391)]