90801909

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:646

約数の個数: 36

約数和(自身を含む): 145236000

約数和(自身を除く): 54434091

約数列:

[1, 3, 9, 11, 33, 99, 121, 199, 363, 419, 597, 1089, 1257, 1791, 2189, 3771, 4609, 6567, 13827, 19701, 24079, 41481, 50699, 72237, 83381, 152097, 216711, 250143, 456291, 750429, 917191, 2751573, 8254719, 10089101, 30267303, 90801909]

約数ペア:

[(1, 90801909), (3, 30267303), (9, 10089101), (11, 8254719), (33, 2751573), (99, 917191), (121, 750429), (199, 456291), (363, 250143), (419, 216711), (597, 152097), (1089, 83381), (1257, 72237), (1791, 50699), (2189, 41481), (3771, 24079), (4609, 19701), (6567, 13827)]