28175728

素因数分解:

$2^4\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1277}}^1$

素因数の和:1489

約数の個数: 40

約数和(自身を含む): 62754912

約数和(自身を除く): 34579184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 197, 394, 788, 1277, 1379, 1576, 2554, 2758, 3152, 5108, 5516, 8939, 10216, 11032, 17878, 20432, 22064, 35756, 71512, 143024, 251569, 503138, 1006276, 1760983, 2012552, 3521966, 4025104, 7043932, 14087864, 28175728]

約数ペア:

[(1, 28175728), (2, 14087864), (4, 7043932), (7, 4025104), (8, 3521966), (14, 2012552), (16, 1760983), (28, 1006276), (56, 503138), (112, 251569), (197, 143024), (394, 71512), (788, 35756), (1277, 22064), (1379, 20432), (1576, 17878), (2554, 11032), (2758, 10216), (3152, 8939), (5108, 5516)]