23993991

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 42831360

約数和(自身を除く): 18837369

約数列:

[1, 3, 7, 9, 21, 23, 29, 63, 69, 87, 161, 203, 207, 261, 483, 571, 609, 667, 1449, 1713, 1827, 2001, 3997, 4669, 5139, 6003, 11991, 13133, 14007, 16559, 35973, 39399, 42021, 49677, 91931, 115913, 118197, 149031, 275793, 347739, 380857, 827379, 1043217, 1142571, 2665999, 3427713, 7997997, 23993991]

約数ペア:

[(1, 23993991), (3, 7997997), (7, 3427713), (9, 2665999), (21, 1142571), (23, 1043217), (29, 827379), (63, 380857), (69, 347739), (87, 275793), (161, 149031), (203, 118197), (207, 115913), (261, 91931), (483, 49677), (571, 42021), (609, 39399), (667, 35973), (1449, 16559), (1713, 14007), (1827, 13133), (2001, 11991), (3997, 6003), (4669, 5139)]