391975128

素因数分解:

$2^3\times 3^2\times {\mathrm{223}}^1\times {\mathrm{24413}}^1$

素因数の和:24648

約数の個数: 48

約数和(自身を含む): 1066403520

約数和(自身を除く): 674428392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 223, 446, 669, 892, 1338, 1784, 2007, 2676, 4014, 5352, 8028, 16056, 24413, 48826, 73239, 97652, 146478, 195304, 219717, 292956, 439434, 585912, 878868, 1757736, 5444099, 10888198, 16332297, 21776396, 32664594, 43552792, 48996891, 65329188, 97993782, 130658376, 195987564, 391975128]

約数ペア:

[(1, 391975128), (2, 195987564), (3, 130658376), (4, 97993782), (6, 65329188), (8, 48996891), (9, 43552792), (12, 32664594), (18, 21776396), (24, 16332297), (36, 10888198), (72, 5444099), (223, 1757736), (446, 878868), (669, 585912), (892, 439434), (1338, 292956), (1784, 219717), (2007, 195304), (2676, 146478), (4014, 97652), (5352, 73239), (8028, 48826), (16056, 24413)]