18072481203

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{683}}^1\times {\mathrm{2069}}^1$

素因数の和:2801

約数の個数: 72

約数和(自身を含む): 31475012400

約数和(自身を除く): 13402531197

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 683, 1421, 1827, 2049, 2069, 4263, 4781, 6147, 6207, 12789, 14343, 14483, 18621, 19807, 33467, 43029, 43449, 59421, 60001, 100401, 101381, 130347, 138649, 178263, 180003, 301203, 304143, 415947, 420007, 540009, 912429, 970543, 1247841, 1260021, 1413127, 2911629, 2940049, 3780063, 4239381, 8734887, 8820147, 9891889, 12718143, 26460441, 29675667, 40980683, 69243223, 89027001, 122942049, 207729669, 286864781, 368826147, 623189007, 860594343, 2008053467, 2581783029, 6024160401, 18072481203]

約数ペア:

[(1, 18072481203), (3, 6024160401), (7, 2581783029), (9, 2008053467), (21, 860594343), (29, 623189007), (49, 368826147), (63, 286864781), (87, 207729669), (147, 122942049), (203, 89027001), (261, 69243223), (441, 40980683), (609, 29675667), (683, 26460441), (1421, 12718143), (1827, 9891889), (2049, 8820147), (2069, 8734887), (4263, 4239381), (4781, 3780063), (6147, 2940049), (6207, 2911629), (12789, 1413127), (14343, 1260021), (14483, 1247841), (18621, 970543), (19807, 912429), (33467, 540009), (43029, 420007), (43449, 415947), (59421, 304143), (60001, 301203), (100401, 180003), (101381, 178263), (130347, 138649)]