211891456

素因数分解:

$2^8\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 519208704

約数和(自身を除く): 307317248

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 53, 56, 64, 92, 97, 106, 112, 128, 161, 184, 194, 212, 224, 256, 322, 368, 371, 388, 424, 448, 644, 679, 736, 742, 776, 848, 896, 1219, 1288, 1358, 1472, 1484, 1552, 1696, 1792, 2231, 2438, 2576, 2716, 2944, 2968, 3104, 3392, 4462, 4876, 5141, 5152, 5432, 5888, 5936, 6208, 6784, 8533, 8924, 9752, 10282, 10304, 10864, 11872, 12416, 13568, 15617, 17066, 17848, 19504, 20564, 20608, 21728, 23744, 24832, 31234, 34132, 35696, 35987, 39008, 41128, 41216, 43456, 47488, 62468, 68264, 71392, 71974, 78016, 82256, 86912, 94976, 118243, 124936, 136528, 142784, 143948, 156032, 164512, 173824, 236486, 249872, 273056, 285568, 287896, 312064, 329024, 472972, 499744, 546112, 571136, 575792, 658048, 827701, 945944, 999488, 1092224, 1151584, 1316096, 1655402, 1891888, 1998976, 2184448, 2303168, 3310804, 3783776, 3997952, 4606336, 6621608, 7567552, 9212672, 13243216, 15135104, 26486432, 30270208, 52972864, 105945728, 211891456]

約数ペア:

[(1, 211891456), (2, 105945728), (4, 52972864), (7, 30270208), (8, 26486432), (14, 15135104), (16, 13243216), (23, 9212672), (28, 7567552), (32, 6621608), (46, 4606336), (53, 3997952), (56, 3783776), (64, 3310804), (92, 2303168), (97, 2184448), (106, 1998976), (112, 1891888), (128, 1655402), (161, 1316096), (184, 1151584), (194, 1092224), (212, 999488), (224, 945944), (256, 827701), (322, 658048), (368, 575792), (371, 571136), (388, 546112), (424, 499744), (448, 472972), (644, 329024), (679, 312064), (736, 287896), (742, 285568), (776, 273056), (848, 249872), (896, 236486), (1219, 173824), (1288, 164512), (1358, 156032), (1472, 143948), (1484, 142784), (1552, 136528), (1696, 124936), (1792, 118243), (2231, 94976), (2438, 86912), (2576, 82256), (2716, 78016), (2944, 71974), (2968, 71392), (3104, 68264), (3392, 62468), (4462, 47488), (4876, 43456), (5141, 41216), (5152, 41128), (5432, 39008), (5888, 35987), (5936, 35696), (6208, 34132), (6784, 31234), (8533, 24832), (8924, 23744), (9752, 21728), (10282, 20608), (10304, 20564), (10864, 19504), (11872, 17848), (12416, 17066), (13568, 15617)]