861886816

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{647}}^1$

素因数の和:996

約数の個数: 96

約数和(自身を含む): 2050997760

約数和(自身を除く): 1189110944

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 313, 532, 608, 626, 647, 1064, 1252, 1294, 2128, 2191, 2504, 2588, 4256, 4382, 4529, 5008, 5176, 5947, 8764, 9058, 10016, 10352, 11894, 12293, 17528, 18116, 20704, 23788, 24586, 35056, 36232, 41629, 47576, 49172, 70112, 72464, 83258, 86051, 95152, 98344, 144928, 166516, 172102, 190304, 196688, 202511, 333032, 344204, 393376, 405022, 666064, 688408, 810044, 1332128, 1376816, 1417577, 1620088, 2753632, 2835154, 3240176, 3847709, 5670308, 6480352, 7695418, 11340616, 15390836, 22681232, 26933963, 30781672, 45362464, 53867926, 61563344, 107735852, 123126688, 215471704, 430943408, 861886816]

約数ペア:

[(1, 861886816), (2, 430943408), (4, 215471704), (7, 123126688), (8, 107735852), (14, 61563344), (16, 53867926), (19, 45362464), (28, 30781672), (32, 26933963), (38, 22681232), (56, 15390836), (76, 11340616), (112, 7695418), (133, 6480352), (152, 5670308), (224, 3847709), (266, 3240176), (304, 2835154), (313, 2753632), (532, 1620088), (608, 1417577), (626, 1376816), (647, 1332128), (1064, 810044), (1252, 688408), (1294, 666064), (2128, 405022), (2191, 393376), (2504, 344204), (2588, 333032), (4256, 202511), (4382, 196688), (4529, 190304), (5008, 172102), (5176, 166516), (5947, 144928), (8764, 98344), (9058, 95152), (10016, 86051), (10352, 83258), (11894, 72464), (12293, 70112), (17528, 49172), (18116, 47576), (20704, 41629), (23788, 36232), (24586, 35056)]