163976176

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{112621}}^1$

素因数の和:112649

約数の個数: 40

約数和(自身を含む): 391023584

約数和(自身を除く): 227047408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 112621, 225242, 450484, 788347, 900968, 1464073, 1576694, 1801936, 2928146, 3153388, 5856292, 6306776, 10248511, 11712584, 12613552, 20497022, 23425168, 40994044, 81988088, 163976176]

約数ペア:

[(1, 163976176), (2, 81988088), (4, 40994044), (7, 23425168), (8, 20497022), (13, 12613552), (14, 11712584), (16, 10248511), (26, 6306776), (28, 5856292), (52, 3153388), (56, 2928146), (91, 1801936), (104, 1576694), (112, 1464073), (182, 900968), (208, 788347), (364, 450484), (728, 225242), (1456, 112621)]