27629091

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 50079744

約数和(自身を除く): 22450653

約数列:

[1, 3, 7, 9, 21, 31, 43, 47, 49, 63, 93, 129, 141, 147, 217, 279, 301, 329, 387, 423, 441, 651, 903, 987, 1333, 1457, 1519, 1953, 2021, 2107, 2303, 2709, 2961, 3999, 4371, 4557, 6063, 6321, 6909, 9331, 10199, 11997, 13113, 13671, 14147, 18189, 18963, 20727, 27993, 30597, 42441, 62651, 65317, 71393, 83979, 91791, 99029, 127323, 187953, 195951, 214179, 297087, 438557, 563859, 587853, 642537, 891261, 1315671, 3069899, 3947013, 9209697, 27629091]

約数ペア:

[(1, 27629091), (3, 9209697), (7, 3947013), (9, 3069899), (21, 1315671), (31, 891261), (43, 642537), (47, 587853), (49, 563859), (63, 438557), (93, 297087), (129, 214179), (141, 195951), (147, 187953), (217, 127323), (279, 99029), (301, 91791), (329, 83979), (387, 71393), (423, 65317), (441, 62651), (651, 42441), (903, 30597), (987, 27993), (1333, 20727), (1457, 18963), (1519, 18189), (1953, 14147), (2021, 13671), (2107, 13113), (2303, 11997), (2709, 10199), (2961, 9331), (3999, 6909), (4371, 6321), (4557, 6063)]