26992988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 53434080

約数和(自身を除く): 26441092

約数列:

[1, 2, 4, 11, 22, 44, 61, 89, 113, 122, 178, 226, 244, 356, 452, 671, 979, 1243, 1342, 1958, 2486, 2684, 3916, 4972, 5429, 6893, 10057, 10858, 13786, 20114, 21716, 27572, 40228, 59719, 75823, 110627, 119438, 151646, 221254, 238876, 303292, 442508, 613477, 1226954, 2453908, 6748247, 13496494, 26992988]

約数ペア:

[(1, 26992988), (2, 13496494), (4, 6748247), (11, 2453908), (22, 1226954), (44, 613477), (61, 442508), (89, 303292), (113, 238876), (122, 221254), (178, 151646), (226, 119438), (244, 110627), (356, 75823), (452, 59719), (671, 40228), (979, 27572), (1243, 21716), (1342, 20114), (1958, 13786), (2486, 10858), (2684, 10057), (3916, 6893), (4972, 5429)]