9876181329

素因数分解:

$3^2\times 7^2\times {\mathrm{22394969}}^1$

素因数の和:22394989

約数の個数: 18

約数和(自身を含む): 16594672770

約数和(自身を除く): 6718491441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 22394969, 67184907, 156764783, 201554721, 470294349, 1097353481, 1410883047, 3292060443, 9876181329]

約数ペア:

[(1, 9876181329), (3, 3292060443), (7, 1410883047), (9, 1097353481), (21, 470294349), (49, 201554721), (63, 156764783), (147, 67184907), (441, 22394969)]