217005824

素因数分解:

$2^8\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1459}}^1$

素因数の和:1565

約数の個数: 72

約数和(自身を含む): 501352320

約数和(自身を除く): 284346496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 83, 112, 128, 166, 224, 256, 332, 448, 581, 664, 896, 1162, 1328, 1459, 1792, 2324, 2656, 2918, 4648, 5312, 5836, 9296, 10213, 10624, 11672, 18592, 20426, 21248, 23344, 37184, 40852, 46688, 74368, 81704, 93376, 121097, 148736, 163408, 186752, 242194, 326816, 373504, 484388, 653632, 847679, 968776, 1307264, 1695358, 1937552, 2614528, 3390716, 3875104, 6781432, 7750208, 13562864, 15500416, 27125728, 31000832, 54251456, 108502912, 217005824]

約数ペア:

[(1, 217005824), (2, 108502912), (4, 54251456), (7, 31000832), (8, 27125728), (14, 15500416), (16, 13562864), (28, 7750208), (32, 6781432), (56, 3875104), (64, 3390716), (83, 2614528), (112, 1937552), (128, 1695358), (166, 1307264), (224, 968776), (256, 847679), (332, 653632), (448, 484388), (581, 373504), (664, 326816), (896, 242194), (1162, 186752), (1328, 163408), (1459, 148736), (1792, 121097), (2324, 93376), (2656, 81704), (2918, 74368), (4648, 46688), (5312, 40852), (5836, 37184), (9296, 23344), (10213, 21248), (10624, 20426), (11672, 18592)]