855869721

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1$

素因数の和:148

約数の個数: 96

約数和(自身を含む): 1471641600

約数和(自身を除く): 615771879

約数列:

[1, 3, 7, 21, 23, 29, 43, 49, 69, 87, 129, 147, 161, 203, 301, 343, 483, 609, 667, 841, 903, 989, 1029, 1127, 1247, 1421, 2001, 2107, 2523, 2967, 3381, 3741, 4263, 4669, 5887, 6321, 6923, 7889, 8729, 9947, 14007, 14749, 17661, 19343, 20769, 23667, 26187, 28681, 29841, 32683, 36163, 41209, 44247, 48461, 58029, 61103, 86043, 98049, 108489, 123627, 135401, 145383, 183309, 200767, 228781, 253141, 288463, 339227, 406203, 427721, 602301, 686343, 759423, 831749, 865389, 947807, 1017681, 1283163, 1405369, 1771987, 2495247, 2843421, 4216107, 5315961, 5822243, 6634649, 9837583, 12403909, 17466729, 19903947, 29512749, 37211727, 40755701, 122267103, 285289907, 855869721]

約数ペア:

[(1, 855869721), (3, 285289907), (7, 122267103), (21, 40755701), (23, 37211727), (29, 29512749), (43, 19903947), (49, 17466729), (69, 12403909), (87, 9837583), (129, 6634649), (147, 5822243), (161, 5315961), (203, 4216107), (301, 2843421), (343, 2495247), (483, 1771987), (609, 1405369), (667, 1283163), (841, 1017681), (903, 947807), (989, 865389), (1029, 831749), (1127, 759423), (1247, 686343), (1421, 602301), (2001, 427721), (2107, 406203), (2523, 339227), (2967, 288463), (3381, 253141), (3741, 228781), (4263, 200767), (4669, 183309), (5887, 145383), (6321, 135401), (6923, 123627), (7889, 108489), (8729, 98049), (9947, 86043), (14007, 61103), (14749, 58029), (17661, 48461), (19343, 44247), (20769, 41209), (23667, 36163), (26187, 32683), (28681, 29841)]