211735552

素因数分解:

$2^{10}\times 7^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:407

約数の個数: 88

約数和(自身を含む): 489969920

約数和(自身を除く): 278234368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 109, 112, 128, 218, 224, 256, 271, 436, 448, 512, 542, 763, 872, 896, 1024, 1084, 1526, 1744, 1792, 1897, 2168, 3052, 3488, 3584, 3794, 4336, 6104, 6976, 7168, 7588, 8672, 12208, 13952, 15176, 17344, 24416, 27904, 29539, 30352, 34688, 48832, 55808, 59078, 60704, 69376, 97664, 111616, 118156, 121408, 138752, 195328, 206773, 236312, 242816, 277504, 390656, 413546, 472624, 485632, 781312, 827092, 945248, 971264, 1654184, 1890496, 1942528, 3308368, 3780992, 6616736, 7561984, 13233472, 15123968, 26466944, 30247936, 52933888, 105867776, 211735552]

約数ペア:

[(1, 211735552), (2, 105867776), (4, 52933888), (7, 30247936), (8, 26466944), (14, 15123968), (16, 13233472), (28, 7561984), (32, 6616736), (56, 3780992), (64, 3308368), (109, 1942528), (112, 1890496), (128, 1654184), (218, 971264), (224, 945248), (256, 827092), (271, 781312), (436, 485632), (448, 472624), (512, 413546), (542, 390656), (763, 277504), (872, 242816), (896, 236312), (1024, 206773), (1084, 195328), (1526, 138752), (1744, 121408), (1792, 118156), (1897, 111616), (2168, 97664), (3052, 69376), (3488, 60704), (3584, 59078), (3794, 55808), (4336, 48832), (6104, 34688), (6976, 30352), (7168, 29539), (7588, 27904), (8672, 24416), (12208, 17344), (13952, 15176)]