394169916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{1493}}^1$

素因数の和:1963

約数の個数: 72

約数和(自身を含む): 1072990800

約数和(自身を除く): 678820884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 449, 588, 898, 1347, 1493, 1796, 2694, 2986, 3143, 4479, 5388, 5972, 6286, 8958, 9429, 10451, 12572, 17916, 18858, 20902, 22001, 31353, 37716, 41804, 44002, 62706, 66003, 73157, 88004, 125412, 132006, 146314, 219471, 264012, 292628, 438942, 670357, 877884, 1340714, 2011071, 2681428, 4022142, 4692499, 8044284, 9384998, 14077497, 18769996, 28154994, 32847493, 56309988, 65694986, 98542479, 131389972, 197084958, 394169916]

約数ペア:

[(1, 394169916), (2, 197084958), (3, 131389972), (4, 98542479), (6, 65694986), (7, 56309988), (12, 32847493), (14, 28154994), (21, 18769996), (28, 14077497), (42, 9384998), (49, 8044284), (84, 4692499), (98, 4022142), (147, 2681428), (196, 2011071), (294, 1340714), (449, 877884), (588, 670357), (898, 438942), (1347, 292628), (1493, 264012), (1796, 219471), (2694, 146314), (2986, 132006), (3143, 125412), (4479, 88004), (5388, 73157), (5972, 66003), (6286, 62706), (8958, 44002), (9429, 41804), (10451, 37716), (12572, 31353), (17916, 22001), (18858, 20902)]