28015456

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1051}}^1$

素因数の和:1092

約数の個数: 72

約数和(自身を含む): 67999176

約数和(自身を除く): 39983720

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 68, 98, 112, 119, 136, 196, 224, 238, 272, 392, 476, 544, 784, 833, 952, 1051, 1568, 1666, 1904, 2102, 3332, 3808, 4204, 6664, 7357, 8408, 13328, 14714, 16816, 17867, 26656, 29428, 33632, 35734, 51499, 58856, 71468, 102998, 117712, 125069, 142936, 205996, 235424, 250138, 285872, 411992, 500276, 571744, 823984, 875483, 1000552, 1647968, 1750966, 2001104, 3501932, 4002208, 7003864, 14007728, 28015456]

約数ペア:

[(1, 28015456), (2, 14007728), (4, 7003864), (7, 4002208), (8, 3501932), (14, 2001104), (16, 1750966), (17, 1647968), (28, 1000552), (32, 875483), (34, 823984), (49, 571744), (56, 500276), (68, 411992), (98, 285872), (112, 250138), (119, 235424), (136, 205996), (196, 142936), (224, 125069), (238, 117712), (272, 102998), (392, 71468), (476, 58856), (544, 51499), (784, 35734), (833, 33632), (952, 29428), (1051, 26656), (1568, 17867), (1666, 16816), (1904, 14714), (2102, 13328), (3332, 8408), (3808, 7357), (4204, 6664)]