215465679

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:333

約数の個数: 96

約数和(自身を含む): 396264960

約数和(自身を除く): 180799281

約数列:

[1, 3, 9, 11, 13, 23, 29, 33, 39, 69, 87, 99, 117, 143, 207, 251, 253, 261, 299, 319, 377, 429, 667, 753, 759, 897, 957, 1131, 1287, 2001, 2259, 2277, 2691, 2761, 2871, 3263, 3289, 3393, 4147, 5773, 6003, 7279, 7337, 8283, 8671, 9789, 9867, 12441, 17319, 21837, 22011, 24849, 26013, 29367, 29601, 35893, 37323, 51957, 63503, 65511, 66033, 75049, 78039, 80069, 94627, 95381, 107679, 167417, 190509, 225147, 240207, 283881, 286143, 323037, 502251, 571527, 675441, 720621, 825539, 851643, 858429, 1040897, 1506753, 1841587, 2176421, 2476617, 3122691, 5524761, 6529263, 7429851, 9368073, 16574283, 19587789, 23940631, 71821893, 215465679]

約数ペア:

[(1, 215465679), (3, 71821893), (9, 23940631), (11, 19587789), (13, 16574283), (23, 9368073), (29, 7429851), (33, 6529263), (39, 5524761), (69, 3122691), (87, 2476617), (99, 2176421), (117, 1841587), (143, 1506753), (207, 1040897), (251, 858429), (253, 851643), (261, 825539), (299, 720621), (319, 675441), (377, 571527), (429, 502251), (667, 323037), (753, 286143), (759, 283881), (897, 240207), (957, 225147), (1131, 190509), (1287, 167417), (2001, 107679), (2259, 95381), (2277, 94627), (2691, 80069), (2761, 78039), (2871, 75049), (3263, 66033), (3289, 65511), (3393, 63503), (4147, 51957), (5773, 37323), (6003, 35893), (7279, 29601), (7337, 29367), (8283, 26013), (8671, 24849), (9789, 22011), (9867, 21837), (12441, 17319)]