28290944

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 62570880

約数和(自身を除く): 34279936

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 128, 142, 176, 283, 284, 352, 566, 568, 704, 781, 1132, 1136, 1408, 1562, 2264, 2272, 3113, 3124, 4528, 4544, 6226, 6248, 9056, 9088, 12452, 12496, 18112, 20093, 24904, 24992, 36224, 40186, 49808, 49984, 80372, 99616, 99968, 160744, 199232, 221023, 321488, 398464, 442046, 642976, 884092, 1285952, 1768184, 2571904, 3536368, 7072736, 14145472, 28290944]

約数ペア:

[(1, 28290944), (2, 14145472), (4, 7072736), (8, 3536368), (11, 2571904), (16, 1768184), (22, 1285952), (32, 884092), (44, 642976), (64, 442046), (71, 398464), (88, 321488), (128, 221023), (142, 199232), (176, 160744), (283, 99968), (284, 99616), (352, 80372), (566, 49984), (568, 49808), (704, 40186), (781, 36224), (1132, 24992), (1136, 24904), (1408, 20093), (1562, 18112), (2264, 12496), (2272, 12452), (3113, 9088), (3124, 9056), (4528, 6248), (4544, 6226)]