257901098

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{5737}}^1$

素因数の和:5791

約数の個数: 48

約数和(自身を含む): 504025920

約数和(自身を除く): 246124822

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 169, 182, 247, 266, 338, 494, 1183, 1729, 2366, 3211, 3458, 5737, 6422, 11474, 22477, 40159, 44954, 74581, 80318, 109003, 149162, 218006, 522067, 763021, 969553, 1044134, 1417039, 1526042, 1939106, 2834078, 6786871, 9919273, 13573742, 18421507, 19838546, 36843014, 128950549, 257901098]

約数ペア:

[(1, 257901098), (2, 128950549), (7, 36843014), (13, 19838546), (14, 18421507), (19, 13573742), (26, 9919273), (38, 6786871), (91, 2834078), (133, 1939106), (169, 1526042), (182, 1417039), (247, 1044134), (266, 969553), (338, 763021), (494, 522067), (1183, 218006), (1729, 149162), (2366, 109003), (3211, 80318), (3458, 74581), (5737, 44954), (6422, 40159), (11474, 22477)]