220122441

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1217}}^1$

素因数の和:1276

約数の個数: 80

約数和(自身を含む): 424448640

約数和(自身を除く): 204326199

約数列:

[1, 3, 7, 9, 11, 21, 27, 29, 33, 63, 77, 81, 87, 99, 189, 203, 231, 261, 297, 319, 567, 609, 693, 783, 891, 957, 1217, 1827, 2079, 2233, 2349, 2871, 3651, 5481, 6237, 6699, 8519, 8613, 10953, 13387, 16443, 20097, 25557, 25839, 32859, 35293, 40161, 60291, 76671, 93709, 98577, 105879, 120483, 180873, 230013, 247051, 281127, 317637, 361449, 388223, 690039, 741153, 843381, 952911, 1084347, 1164669, 2223459, 2530143, 2717561, 2858733, 3494007, 6670377, 7590429, 8152683, 10482021, 20011131, 24458049, 31446063, 73374147, 220122441]

約数ペア:

[(1, 220122441), (3, 73374147), (7, 31446063), (9, 24458049), (11, 20011131), (21, 10482021), (27, 8152683), (29, 7590429), (33, 6670377), (63, 3494007), (77, 2858733), (81, 2717561), (87, 2530143), (99, 2223459), (189, 1164669), (203, 1084347), (231, 952911), (261, 843381), (297, 741153), (319, 690039), (567, 388223), (609, 361449), (693, 317637), (783, 281127), (891, 247051), (957, 230013), (1217, 180873), (1827, 120483), (2079, 105879), (2233, 98577), (2349, 93709), (2871, 76671), (3651, 60291), (5481, 40161), (6237, 35293), (6699, 32859), (8519, 25839), (8613, 25557), (10953, 20097), (13387, 16443)]