187443963

素因数分解:

$3^4\times 7^2\times {\mathrm{83}}^1\times {\mathrm{569}}^1$

素因数の和:678

約数の個数: 60

約数和(自身を含む): 330228360

約数和(自身を除く): 142784397

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 83, 147, 189, 249, 441, 567, 569, 581, 747, 1323, 1707, 1743, 2241, 3969, 3983, 4067, 5121, 5229, 6723, 11949, 12201, 15363, 15687, 27881, 35847, 36603, 46089, 47061, 47227, 83643, 107541, 109809, 141681, 250929, 322623, 329427, 330589, 425043, 752787, 991767, 1275129, 2258361, 2314123, 2975301, 3825387, 6942369, 8925903, 20827107, 26777709, 62481321, 187443963]

約数ペア:

[(1, 187443963), (3, 62481321), (7, 26777709), (9, 20827107), (21, 8925903), (27, 6942369), (49, 3825387), (63, 2975301), (81, 2314123), (83, 2258361), (147, 1275129), (189, 991767), (249, 752787), (441, 425043), (567, 330589), (569, 329427), (581, 322623), (747, 250929), (1323, 141681), (1707, 109809), (1743, 107541), (2241, 83643), (3969, 47227), (3983, 47061), (4067, 46089), (5121, 36603), (5229, 35847), (6723, 27881), (11949, 15687), (12201, 15363)]