72045729

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{7103}}^1$

素因数の和:7146

約数の個数: 36

約数和(自身を含む): 126337536

約数和(自身を除く): 54291807

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 3381, 7103, 10143, 21309, 49721, 63927, 149163, 163369, 348047, 447489, 490107, 1044141, 1143583, 1470321, 3132423, 3430749, 8005081, 10292247, 24015243, 72045729]

約数ペア:

[(1, 72045729), (3, 24015243), (7, 10292247), (9, 8005081), (21, 3430749), (23, 3132423), (49, 1470321), (63, 1143583), (69, 1044141), (147, 490107), (161, 447489), (207, 348047), (441, 163369), (483, 149163), (1127, 63927), (1449, 49721), (3381, 21309), (7103, 10143)]