28384664

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 68947200

約数和(自身を除く): 40562536

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 59, 71, 77, 88, 118, 121, 142, 154, 236, 242, 284, 308, 413, 472, 484, 497, 568, 616, 649, 781, 826, 847, 968, 994, 1298, 1562, 1652, 1694, 1988, 2596, 3124, 3304, 3388, 3976, 4189, 4543, 5192, 5467, 6248, 6776, 7139, 8378, 8591, 9086, 10934, 14278, 16756, 17182, 18172, 21868, 28556, 29323, 33512, 34364, 36344, 43736, 46079, 49973, 57112, 58646, 60137, 68728, 92158, 99946, 117292, 120274, 184316, 199892, 234584, 240548, 322553, 368632, 399784, 481096, 506869, 645106, 1013738, 1290212, 2027476, 2580424, 3548083, 4054952, 7096166, 14192332, 28384664]

約数ペア:

[(1, 28384664), (2, 14192332), (4, 7096166), (7, 4054952), (8, 3548083), (11, 2580424), (14, 2027476), (22, 1290212), (28, 1013738), (44, 645106), (56, 506869), (59, 481096), (71, 399784), (77, 368632), (88, 322553), (118, 240548), (121, 234584), (142, 199892), (154, 184316), (236, 120274), (242, 117292), (284, 99946), (308, 92158), (413, 68728), (472, 60137), (484, 58646), (497, 57112), (568, 49973), (616, 46079), (649, 43736), (781, 36344), (826, 34364), (847, 33512), (968, 29323), (994, 28556), (1298, 21868), (1562, 18172), (1652, 17182), (1694, 16756), (1988, 14278), (2596, 10934), (3124, 9086), (3304, 8591), (3388, 8378), (3976, 7139), (4189, 6776), (4543, 6248), (5192, 5467)]