27218781

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 41817600

約数和(自身を除く): 14598819

約数列:

[1, 3, 9, 27, 47, 89, 141, 241, 267, 423, 723, 801, 1269, 2169, 2403, 4183, 6507, 11327, 12549, 21449, 33981, 37647, 64347, 101943, 112941, 193041, 305829, 579123, 1008103, 3024309, 9072927, 27218781]

約数ペア:

[(1, 27218781), (3, 9072927), (9, 3024309), (27, 1008103), (47, 579123), (89, 305829), (141, 193041), (241, 112941), (267, 101943), (423, 64347), (723, 37647), (801, 33981), (1269, 21449), (2169, 12549), (2403, 11327), (4183, 6507)]