291227972

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{78203}}^1$

素因数の和:78240

約数の個数: 36

約数和(自身を含む): 624067920

約数和(自身を除く): 332839948

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 78203, 156406, 312812, 547421, 1094842, 1485857, 2189684, 2971714, 3831947, 5943428, 7663894, 10400999, 15327788, 20801998, 41603996, 72806993, 145613986, 291227972]

約数ペア:

[(1, 291227972), (2, 145613986), (4, 72806993), (7, 41603996), (14, 20801998), (19, 15327788), (28, 10400999), (38, 7663894), (49, 5943428), (76, 3831947), (98, 2971714), (133, 2189684), (196, 1485857), (266, 1094842), (532, 547421), (931, 312812), (1862, 156406), (3724, 78203)]