129350817

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^2$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 207475200

約数和(自身を除く): 78124383

約数列:

[1, 3, 9, 27, 29, 31, 73, 87, 93, 219, 261, 279, 657, 783, 837, 899, 1971, 2117, 2263, 2697, 5329, 6351, 6789, 8091, 15987, 19053, 20367, 24273, 47961, 57159, 61101, 65627, 143883, 154541, 165199, 196881, 463623, 495597, 590643, 1390869, 1486791, 1771929, 4172607, 4460373, 4790771, 14372313, 43116939, 129350817]

約数ペア:

[(1, 129350817), (3, 43116939), (9, 14372313), (27, 4790771), (29, 4460373), (31, 4172607), (73, 1771929), (87, 1486791), (93, 1390869), (219, 590643), (261, 495597), (279, 463623), (657, 196881), (783, 165199), (837, 154541), (899, 143883), (1971, 65627), (2117, 61101), (2263, 57159), (2697, 47961), (5329, 24273), (6351, 20367), (6789, 19053), (8091, 15987)]