217999936

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1488

約数の個数: 112

約数和(自身を含む): 557125632

約数和(自身を除く): 339125696

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 77, 88, 112, 124, 154, 176, 217, 224, 248, 308, 341, 352, 434, 448, 496, 616, 682, 704, 868, 992, 1232, 1364, 1427, 1736, 1984, 2387, 2464, 2728, 2854, 3472, 4774, 4928, 5456, 5708, 6944, 9548, 9989, 10912, 11416, 13888, 15697, 19096, 19978, 21824, 22832, 31394, 38192, 39956, 44237, 45664, 62788, 76384, 79912, 88474, 91328, 109879, 125576, 152768, 159824, 176948, 219758, 251152, 309659, 319648, 353896, 439516, 486607, 502304, 619318, 639296, 707792, 879032, 973214, 1004608, 1238636, 1415584, 1758064, 1946428, 2477272, 2831168, 3406249, 3516128, 3892856, 4954544, 6812498, 7032256, 7785712, 9909088, 13624996, 15571424, 19818176, 27249992, 31142848, 54499984, 108999968, 217999936]

約数ペア:

[(1, 217999936), (2, 108999968), (4, 54499984), (7, 31142848), (8, 27249992), (11, 19818176), (14, 15571424), (16, 13624996), (22, 9909088), (28, 7785712), (31, 7032256), (32, 6812498), (44, 4954544), (56, 3892856), (62, 3516128), (64, 3406249), (77, 2831168), (88, 2477272), (112, 1946428), (124, 1758064), (154, 1415584), (176, 1238636), (217, 1004608), (224, 973214), (248, 879032), (308, 707792), (341, 639296), (352, 619318), (434, 502304), (448, 486607), (496, 439516), (616, 353896), (682, 319648), (704, 309659), (868, 251152), (992, 219758), (1232, 176948), (1364, 159824), (1427, 152768), (1736, 125576), (1984, 109879), (2387, 91328), (2464, 88474), (2728, 79912), (2854, 76384), (3472, 62788), (4774, 45664), (4928, 44237), (5456, 39956), (5708, 38192), (6944, 31394), (9548, 22832), (9989, 21824), (10912, 19978), (11416, 19096), (13888, 15697)]