28757036

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1279}}^1$

素因数の和:1374

約数の個数: 48

約数和(自身を含む): 63651840

約数和(自身を除く): 34894804

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 73, 77, 146, 154, 292, 308, 511, 803, 1022, 1279, 1606, 2044, 2558, 3212, 5116, 5621, 8953, 11242, 14069, 17906, 22484, 28138, 35812, 56276, 93367, 98483, 186734, 196966, 373468, 393932, 653569, 1027037, 1307138, 2054074, 2614276, 4108148, 7189259, 14378518, 28757036]

約数ペア:

[(1, 28757036), (2, 14378518), (4, 7189259), (7, 4108148), (11, 2614276), (14, 2054074), (22, 1307138), (28, 1027037), (44, 653569), (73, 393932), (77, 373468), (146, 196966), (154, 186734), (292, 98483), (308, 93367), (511, 56276), (803, 35812), (1022, 28138), (1279, 22484), (1606, 17906), (2044, 14069), (2558, 11242), (3212, 8953), (5116, 5621)]