261361.00000000

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:548

約数の個数: 96

約数和(自身を含む): 205756416

約数和(自身を除く): 126251718

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 138, 161, 169, 182, 273, 299, 322, 338, 483, 487, 507, 546, 598, 897, 966, 974, 1014, 1183, 1461, 1794, 2093, 2366, 2922, 3409, 3549, 3887, 4186, 6279, 6331, 6818, 7098, 7774, 10227, 11201, 11661, 12558, 12662, 18993, 20454, 22402, 23322, 27209, 33603, 37986, 44317, 54418, 67206, 78407, 81627, 82303, 88634, 132951, 145613, 156814, 163254, 164606, 235221, 246909, 265902, 291226, 436839, 470442, 493818, 576121, 873678, 1019291, 1152242, 1728363, 1892969, 2038582, 3057873, 3456726, 3785938, 5678907, 6115746, 11357814, 13250783, 26501566, 39752349, 79504698]

約数ペア:

[(1, 79504698), (2, 39752349), (3, 26501566), (6, 13250783), (7, 11357814), (13, 6115746), (14, 5678907), (21, 3785938), (23, 3456726), (26, 3057873), (39, 2038582), (42, 1892969), (46, 1728363), (69, 1152242), (78, 1019291), (91, 873678), (138, 576121), (161, 493818), (169, 470442), (182, 436839), (273, 291226), (299, 265902), (322, 246909), (338, 235221), (483, 164606), (487, 163254), (507, 156814), (546, 145613), (598, 132951), (897, 88634), (966, 82303), (974, 81627), (1014, 78407), (1183, 67206), (1461, 54418), (1794, 44317), (2093, 37986), (2366, 33603), (2922, 27209), (3409, 23322), (3549, 22402), (3887, 20454), (4186, 18993), (6279, 12662), (6331, 12558), (6818, 11661), (7098, 11201), (7774, 10227)]