161520968

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{39511}}^1$

素因数の和:39597

約数の個数: 32

約数和(自身を含む): 350866560

約数和(自身を除く): 189345592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 39511, 79022, 158044, 276577, 316088, 553154, 1106308, 2212616, 2884303, 5768606, 11537212, 20190121, 23074424, 40380242, 80760484, 161520968]

約数ペア:

[(1, 161520968), (2, 80760484), (4, 40380242), (7, 23074424), (8, 20190121), (14, 11537212), (28, 5768606), (56, 2884303), (73, 2212616), (146, 1106308), (292, 553154), (511, 316088), (584, 276577), (1022, 158044), (2044, 79022), (4088, 39511)]