20172322247

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{3583}}^1$

素因数の和:3669

約数の個数: 72

約数和(自身を含む): 28096954368

約数和(自身を除く): 7924632121

約数列:

[1, 7, 11, 17, 23, 77, 119, 121, 161, 187, 253, 289, 391, 847, 1309, 1771, 2023, 2057, 2737, 2783, 3179, 3583, 4301, 6647, 14399, 19481, 22253, 25081, 30107, 34969, 39413, 46529, 47311, 60911, 73117, 82409, 244783, 275891, 331177, 426377, 433543, 511819, 576863, 670021, 804287, 906499, 1035487, 1400953, 3034801, 4690147, 5630009, 6345493, 7248409, 7370231, 9806671, 9971489, 11390357, 15410483, 23816201, 51591617, 69800423, 79732499, 107873381, 125293927, 166713407, 169515313, 261978211, 877057489, 1186607191, 1833847477, 2881760321, 20172322247]

約数ペア:

[(1, 20172322247), (7, 2881760321), (11, 1833847477), (17, 1186607191), (23, 877057489), (77, 261978211), (119, 169515313), (121, 166713407), (161, 125293927), (187, 107873381), (253, 79732499), (289, 69800423), (391, 51591617), (847, 23816201), (1309, 15410483), (1771, 11390357), (2023, 9971489), (2057, 9806671), (2737, 7370231), (2783, 7248409), (3179, 6345493), (3583, 5630009), (4301, 4690147), (6647, 3034801), (14399, 1400953), (19481, 1035487), (22253, 906499), (25081, 804287), (30107, 670021), (34969, 576863), (39413, 511819), (46529, 433543), (47311, 426377), (60911, 331177), (73117, 275891), (82409, 244783)]