26988112

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:655

約数の個数: 40

約数和(自身を含む): 55717416

約数和(自身を除く): 28729304

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 313, 317, 626, 634, 1252, 1268, 2504, 2536, 5008, 5072, 5321, 5389, 10642, 10778, 21284, 21556, 42568, 43112, 85136, 86224, 99221, 198442, 396884, 793768, 1587536, 1686757, 3373514, 6747028, 13494056, 26988112]

約数ペア:

[(1, 26988112), (2, 13494056), (4, 6747028), (8, 3373514), (16, 1686757), (17, 1587536), (34, 793768), (68, 396884), (136, 198442), (272, 99221), (313, 86224), (317, 85136), (626, 43112), (634, 42568), (1252, 21556), (1268, 21284), (2504, 10778), (2536, 10642), (5008, 5389), (5072, 5321)]