490320194

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{141793}}^1$

素因数の和:141834

約数の個数: 32

約数和(自身を含む): 952855680

約数和(自身を除く): 462535486

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 141793, 283586, 992551, 1843309, 1985102, 2694067, 3686618, 5388134, 12903163, 18858469, 25806326, 35022871, 37716938, 70045742, 245160097, 490320194]

約数ペア:

[(1, 490320194), (2, 245160097), (7, 70045742), (13, 37716938), (14, 35022871), (19, 25806326), (26, 18858469), (38, 12903163), (91, 5388134), (133, 3686618), (182, 2694067), (247, 1985102), (266, 1843309), (494, 992551), (1729, 283586), (3458, 141793)]