131821144

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4211}}^1$

素因数の和:4280

約数の個数: 64

約数和(自身を含む): 311351040

約数和(自身を除く): 179529896

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 104, 172, 182, 301, 344, 364, 559, 602, 728, 1118, 1204, 2236, 2408, 3913, 4211, 4472, 7826, 8422, 15652, 16844, 29477, 31304, 33688, 54743, 58954, 109486, 117908, 181073, 218972, 235816, 362146, 383201, 437944, 724292, 766402, 1267511, 1448584, 1532804, 2353949, 2535022, 3065608, 4707898, 5070044, 9415796, 10140088, 16477643, 18831592, 32955286, 65910572, 131821144]

約数ペア:

[(1, 131821144), (2, 65910572), (4, 32955286), (7, 18831592), (8, 16477643), (13, 10140088), (14, 9415796), (26, 5070044), (28, 4707898), (43, 3065608), (52, 2535022), (56, 2353949), (86, 1532804), (91, 1448584), (104, 1267511), (172, 766402), (182, 724292), (301, 437944), (344, 383201), (364, 362146), (559, 235816), (602, 218972), (728, 181073), (1118, 117908), (1204, 109486), (2236, 58954), (2408, 54743), (3913, 33688), (4211, 31304), (4472, 29477), (7826, 16844), (8422, 15652)]