28614488

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 64696320

約数和(自身を除く): 36081832

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 53, 56, 62, 106, 124, 212, 217, 248, 311, 371, 424, 434, 622, 742, 868, 1244, 1484, 1643, 1736, 2177, 2488, 2968, 3286, 4354, 6572, 8708, 9641, 11501, 13144, 16483, 17416, 19282, 23002, 32966, 38564, 46004, 65932, 67487, 77128, 92008, 115381, 131864, 134974, 230762, 269948, 461524, 510973, 539896, 923048, 1021946, 2043892, 3576811, 4087784, 7153622, 14307244, 28614488]

約数ペア:

[(1, 28614488), (2, 14307244), (4, 7153622), (7, 4087784), (8, 3576811), (14, 2043892), (28, 1021946), (31, 923048), (53, 539896), (56, 510973), (62, 461524), (106, 269948), (124, 230762), (212, 134974), (217, 131864), (248, 115381), (311, 92008), (371, 77128), (424, 67487), (434, 65932), (622, 46004), (742, 38564), (868, 32966), (1244, 23002), (1484, 19282), (1643, 17416), (1736, 16483), (2177, 13144), (2488, 11501), (2968, 9641), (3286, 8708), (4354, 6572)]