197689232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 455095872

約数和(自身を除く): 257406640

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 43, 46, 52, 62, 86, 92, 104, 124, 172, 184, 208, 248, 299, 344, 368, 403, 496, 559, 598, 688, 713, 806, 961, 989, 1118, 1196, 1333, 1426, 1612, 1922, 1978, 2236, 2392, 2666, 2852, 3224, 3844, 3956, 4472, 4784, 5332, 5704, 6448, 7688, 7912, 8944, 9269, 10664, 11408, 12493, 12857, 15376, 15824, 17329, 18538, 21328, 22103, 24986, 25714, 30659, 34658, 37076, 41323, 44206, 49972, 51428, 61318, 69316, 74152, 82646, 88412, 99944, 102856, 122636, 138632, 148304, 165292, 176824, 199888, 205712, 245272, 277264, 287339, 330584, 353648, 398567, 490544, 537199, 574678, 661168, 797134, 950429, 1074398, 1149356, 1594268, 1900858, 2148796, 2298712, 3188536, 3801716, 4297592, 4597424, 6377072, 7603432, 8595184, 12355577, 15206864, 24711154, 49422308, 98844616, 197689232]

約数ペア:

[(1, 197689232), (2, 98844616), (4, 49422308), (8, 24711154), (13, 15206864), (16, 12355577), (23, 8595184), (26, 7603432), (31, 6377072), (43, 4597424), (46, 4297592), (52, 3801716), (62, 3188536), (86, 2298712), (92, 2148796), (104, 1900858), (124, 1594268), (172, 1149356), (184, 1074398), (208, 950429), (248, 797134), (299, 661168), (344, 574678), (368, 537199), (403, 490544), (496, 398567), (559, 353648), (598, 330584), (688, 287339), (713, 277264), (806, 245272), (961, 205712), (989, 199888), (1118, 176824), (1196, 165292), (1333, 148304), (1426, 138632), (1612, 122636), (1922, 102856), (1978, 99944), (2236, 88412), (2392, 82646), (2666, 74152), (2852, 69316), (3224, 61318), (3844, 51428), (3956, 49972), (4472, 44206), (4784, 41323), (5332, 37076), (5704, 34658), (6448, 30659), (7688, 25714), (7912, 24986), (8944, 22103), (9269, 21328), (10664, 18538), (11408, 17329), (12493, 15824), (12857, 15376)]