287002804

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{9721}}^1$

素因数の和:9808

約数の個数: 36

約数和(自身を含む): 561173284

約数和(自身を除く): 274170480

約数列:

[1, 2, 4, 11, 22, 44, 61, 121, 122, 242, 244, 484, 671, 1342, 2684, 7381, 9721, 14762, 19442, 29524, 38884, 106931, 213862, 427724, 592981, 1176241, 1185962, 2352482, 2371924, 4704964, 6522791, 13045582, 26091164, 71750701, 143501402, 287002804]

約数ペア:

[(1, 287002804), (2, 143501402), (4, 71750701), (11, 26091164), (22, 13045582), (44, 6522791), (61, 4704964), (121, 2371924), (122, 2352482), (242, 1185962), (244, 1176241), (484, 592981), (671, 427724), (1342, 213862), (2684, 106931), (7381, 38884), (9721, 29524), (14762, 19442)]