28024864

素因数分解:

$2^5\times 7^2\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:378

約数の個数: 72

約数和(自身を含む): 65456748

約数和(自身を除く): 37431884

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 98, 112, 122, 196, 224, 244, 293, 392, 427, 488, 586, 784, 854, 976, 1172, 1568, 1708, 1952, 2051, 2344, 2989, 3416, 4102, 4688, 5978, 6832, 8204, 9376, 11956, 13664, 14357, 16408, 17873, 23912, 28714, 32816, 35746, 47824, 57428, 65632, 71492, 95648, 114856, 125111, 142984, 229712, 250222, 285968, 459424, 500444, 571936, 875777, 1000888, 1751554, 2001776, 3503108, 4003552, 7006216, 14012432, 28024864]

約数ペア:

[(1, 28024864), (2, 14012432), (4, 7006216), (7, 4003552), (8, 3503108), (14, 2001776), (16, 1751554), (28, 1000888), (32, 875777), (49, 571936), (56, 500444), (61, 459424), (98, 285968), (112, 250222), (122, 229712), (196, 142984), (224, 125111), (244, 114856), (293, 95648), (392, 71492), (427, 65632), (488, 57428), (586, 47824), (784, 35746), (854, 32816), (976, 28714), (1172, 23912), (1568, 17873), (1708, 16408), (1952, 14357), (2051, 13664), (2344, 11956), (2989, 9376), (3416, 8204), (4102, 6832), (4688, 5978)]