26804920149

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{221717}}^1$

素因数の和:221850

約数の個数: 48

約数和(自身を含む): 47039690880

約数和(自身を除く): 20234770731

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 101, 133, 171, 303, 399, 707, 909, 1197, 1919, 2121, 5757, 6363, 13433, 17271, 40299, 120897, 221717, 665151, 1552019, 1995453, 4212623, 4656057, 12637869, 13968171, 22393417, 29488361, 37913607, 67180251, 88465083, 156753919, 201540753, 265395249, 425474923, 470261757, 1276424769, 1410785271, 2978324461, 3829274307, 8934973383, 26804920149]

約数ペア:

[(1, 26804920149), (3, 8934973383), (7, 3829274307), (9, 2978324461), (19, 1410785271), (21, 1276424769), (57, 470261757), (63, 425474923), (101, 265395249), (133, 201540753), (171, 156753919), (303, 88465083), (399, 67180251), (707, 37913607), (909, 29488361), (1197, 22393417), (1919, 13968171), (2121, 12637869), (5757, 4656057), (6363, 4212623), (13433, 1995453), (17271, 1552019), (40299, 665151), (120897, 221717)]