197982711

素因数分解:

$3^4\times {\mathrm{659}}^1\times {\mathrm{3709}}^1$

素因数の和:4380

約数の個数: 20

約数和(自身を含む): 296280600

約数和(自身を除く): 98297889

約数列:

[1, 3, 9, 27, 81, 659, 1977, 3709, 5931, 11127, 17793, 33381, 53379, 100143, 300429, 2444231, 7332693, 21998079, 65994237, 197982711]

約数ペア:

[(1, 197982711), (3, 65994237), (9, 21998079), (27, 7332693), (81, 2444231), (659, 300429), (1977, 100143), (3709, 53379), (5931, 33381), (11127, 17793)]