211804516

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1031}}^1$

素因数の和:1105

約数の個数: 96

約数和(自身を含む): 499322880

約数和(自身を除く): 287518364

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 29, 44, 46, 58, 77, 92, 116, 154, 161, 203, 253, 308, 319, 322, 406, 506, 638, 644, 667, 812, 1012, 1031, 1276, 1334, 1771, 2062, 2233, 2668, 3542, 4124, 4466, 4669, 7084, 7217, 7337, 8932, 9338, 11341, 14434, 14674, 18676, 22682, 23713, 28868, 29348, 29899, 45364, 47426, 51359, 59798, 79387, 94852, 102718, 119596, 158774, 165991, 205436, 209293, 260843, 317548, 328889, 331982, 418586, 521686, 657778, 663964, 687677, 837172, 1043372, 1315556, 1375354, 1825901, 2302223, 2750708, 3651802, 4604446, 4813739, 7303604, 7564447, 9208892, 9627478, 15128894, 19254956, 30257788, 52951129, 105902258, 211804516]

約数ペア:

[(1, 211804516), (2, 105902258), (4, 52951129), (7, 30257788), (11, 19254956), (14, 15128894), (22, 9627478), (23, 9208892), (28, 7564447), (29, 7303604), (44, 4813739), (46, 4604446), (58, 3651802), (77, 2750708), (92, 2302223), (116, 1825901), (154, 1375354), (161, 1315556), (203, 1043372), (253, 837172), (308, 687677), (319, 663964), (322, 657778), (406, 521686), (506, 418586), (638, 331982), (644, 328889), (667, 317548), (812, 260843), (1012, 209293), (1031, 205436), (1276, 165991), (1334, 158774), (1771, 119596), (2062, 102718), (2233, 94852), (2668, 79387), (3542, 59798), (4124, 51359), (4466, 47426), (4669, 45364), (7084, 29899), (7217, 29348), (7337, 28868), (8932, 23713), (9338, 22682), (11341, 18676), (14434, 14674)]