28171278

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2141}}^1$

素因数の和:2209

約数の個数: 48

約数和(自身を含む): 66162096

約数和(自身を除く): 37990818

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 43, 51, 86, 102, 129, 153, 258, 306, 387, 731, 774, 1462, 2141, 2193, 4282, 4386, 6423, 6579, 12846, 13158, 19269, 36397, 38538, 72794, 92063, 109191, 184126, 218382, 276189, 327573, 552378, 655146, 828567, 1565071, 1657134, 3130142, 4695213, 9390426, 14085639, 28171278]

約数ペア:

[(1, 28171278), (2, 14085639), (3, 9390426), (6, 4695213), (9, 3130142), (17, 1657134), (18, 1565071), (34, 828567), (43, 655146), (51, 552378), (86, 327573), (102, 276189), (129, 218382), (153, 184126), (258, 109191), (306, 92063), (387, 72794), (731, 38538), (774, 36397), (1462, 19269), (2141, 13158), (2193, 12846), (4282, 6579), (4386, 6423)]