26351157

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{313}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 42603520

約数和(自身を除く): 16252363

約数列:

[1, 3, 7, 19, 21, 57, 133, 211, 313, 399, 633, 939, 1477, 2191, 4009, 4431, 5947, 6573, 12027, 17841, 28063, 41629, 66043, 84189, 124887, 198129, 462301, 1254817, 1386903, 3764451, 8783719, 26351157]

約数ペア:

[(1, 26351157), (3, 8783719), (7, 3764451), (19, 1386903), (21, 1254817), (57, 462301), (133, 198129), (211, 124887), (313, 84189), (399, 66043), (633, 41629), (939, 28063), (1477, 17841), (2191, 12027), (4009, 6573), (4431, 5947)]