131219981654

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{1093}}^1$

素因数の和:1525

約数の個数: 64

約数和(自身を含む): 208636477440

約数和(自身を除く): 77416495786

約数列:

[1, 2, 31, 62, 79, 127, 158, 193, 254, 386, 1093, 2186, 2449, 3937, 4898, 5983, 7874, 10033, 11966, 15247, 20066, 24511, 30494, 33883, 49022, 67766, 86347, 138811, 172694, 210949, 277622, 311023, 421898, 472657, 622046, 759841, 945314, 1519682, 1936369, 2676757, 3872738, 4303141, 5353514, 6539419, 8606282, 10966069, 13078838, 16664971, 21932138, 26790523, 33329942, 53581046, 60027439, 120054878, 339948139, 516614101, 679896278, 830506213, 1033228202, 1661012426, 2116451317, 4232902634, 65609990827, 131219981654]

約数ペア:

[(1, 131219981654), (2, 65609990827), (31, 4232902634), (62, 2116451317), (79, 1661012426), (127, 1033228202), (158, 830506213), (193, 679896278), (254, 516614101), (386, 339948139), (1093, 120054878), (2186, 60027439), (2449, 53581046), (3937, 33329942), (4898, 26790523), (5983, 21932138), (7874, 16664971), (10033, 13078838), (11966, 10966069), (15247, 8606282), (20066, 6539419), (24511, 5353514), (30494, 4303141), (33883, 3872738), (49022, 2676757), (67766, 1936369), (86347, 1519682), (138811, 945314), (172694, 759841), (210949, 622046), (277622, 472657), (311023, 421898)]