1991137344

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{211643}}^1$

素因数の和:211672

約数の個数: 84

約数和(自身を含む): 6128363664

約数和(自身を除く): 4137226320

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 147, 168, 192, 196, 224, 294, 336, 392, 448, 588, 672, 784, 1176, 1344, 1568, 2352, 3136, 4704, 9408, 211643, 423286, 634929, 846572, 1269858, 1481501, 1693144, 2539716, 2963002, 3386288, 4444503, 5079432, 5926004, 6772576, 8889006, 10158864, 10370507, 11852008, 13545152, 17778012, 20317728, 20741014, 23704016, 31111521, 35556024, 40635456, 41482028, 47408032, 62223042, 71112048, 82964056, 94816064, 124446084, 142224096, 165928112, 248892168, 284448192, 331856224, 497784336, 663712448, 995568672, 1991137344]

約数ペア:

[(1, 1991137344), (2, 995568672), (3, 663712448), (4, 497784336), (6, 331856224), (7, 284448192), (8, 248892168), (12, 165928112), (14, 142224096), (16, 124446084), (21, 94816064), (24, 82964056), (28, 71112048), (32, 62223042), (42, 47408032), (48, 41482028), (49, 40635456), (56, 35556024), (64, 31111521), (84, 23704016), (96, 20741014), (98, 20317728), (112, 17778012), (147, 13545152), (168, 11852008), (192, 10370507), (196, 10158864), (224, 8889006), (294, 6772576), (336, 5926004), (392, 5079432), (448, 4444503), (588, 3386288), (672, 2963002), (784, 2539716), (1176, 1693144), (1344, 1481501), (1568, 1269858), (2352, 846572), (3136, 634929), (4704, 423286), (9408, 211643)]