16687216

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 80

約数和(自身を含む): 40594624

約数和(自身を除く): 23907408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 73, 91, 104, 112, 146, 157, 182, 208, 292, 314, 364, 511, 584, 628, 728, 949, 1022, 1099, 1168, 1256, 1456, 1898, 2041, 2044, 2198, 2512, 3796, 4082, 4088, 4396, 6643, 7592, 8164, 8176, 8792, 11461, 13286, 14287, 15184, 16328, 17584, 22922, 26572, 28574, 32656, 45844, 53144, 57148, 80227, 91688, 106288, 114296, 148993, 160454, 183376, 228592, 297986, 320908, 595972, 641816, 1042951, 1191944, 1283632, 2085902, 2383888, 4171804, 8343608, 16687216]

約数ペア:

[(1, 16687216), (2, 8343608), (4, 4171804), (7, 2383888), (8, 2085902), (13, 1283632), (14, 1191944), (16, 1042951), (26, 641816), (28, 595972), (52, 320908), (56, 297986), (73, 228592), (91, 183376), (104, 160454), (112, 148993), (146, 114296), (157, 106288), (182, 91688), (208, 80227), (292, 57148), (314, 53144), (364, 45844), (511, 32656), (584, 28574), (628, 26572), (728, 22922), (949, 17584), (1022, 16328), (1099, 15184), (1168, 14287), (1256, 13286), (1456, 11461), (1898, 8792), (2041, 8176), (2044, 8164), (2198, 7592), (2512, 6643), (3796, 4396), (4082, 4088)]