211323609

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 388177920

約数和(自身を除く): 176854311

約数列:

[1, 3, 7, 9, 21, 23, 29, 47, 63, 69, 87, 107, 141, 161, 203, 207, 261, 321, 329, 423, 483, 609, 667, 749, 963, 987, 1081, 1363, 1449, 1827, 2001, 2247, 2461, 2961, 3103, 3243, 4089, 4669, 5029, 6003, 6741, 7383, 7567, 9309, 9541, 9729, 12267, 14007, 15087, 17227, 21721, 22149, 22701, 27927, 28623, 31349, 35203, 42021, 45261, 51681, 65163, 68103, 71369, 85869, 94047, 105609, 115667, 145841, 155043, 195489, 214107, 219443, 282141, 316827, 347001, 437523, 499583, 642321, 658329, 809669, 1020887, 1041003, 1312569, 1498749, 1974987, 2429007, 3062661, 3354343, 4496247, 7287021, 9187983, 10063029, 23480401, 30189087, 70441203, 211323609]

約数ペア:

[(1, 211323609), (3, 70441203), (7, 30189087), (9, 23480401), (21, 10063029), (23, 9187983), (29, 7287021), (47, 4496247), (63, 3354343), (69, 3062661), (87, 2429007), (107, 1974987), (141, 1498749), (161, 1312569), (203, 1041003), (207, 1020887), (261, 809669), (321, 658329), (329, 642321), (423, 499583), (483, 437523), (609, 347001), (667, 316827), (749, 282141), (963, 219443), (987, 214107), (1081, 195489), (1363, 155043), (1449, 145841), (1827, 115667), (2001, 105609), (2247, 94047), (2461, 85869), (2961, 71369), (3103, 68103), (3243, 65163), (4089, 51681), (4669, 45261), (5029, 42021), (6003, 35203), (6741, 31349), (7383, 28623), (7567, 27927), (9309, 22701), (9541, 22149), (9729, 21721), (12267, 17227), (14007, 15087)]