161892172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{39409}}^1$

素因数の和:39505

約数の個数: 24

約数和(自身を含む): 308974400

約数和(自身を除く): 147082228

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 316, 1027, 2054, 4108, 39409, 78818, 157636, 512317, 1024634, 2049268, 3113311, 6226622, 12453244, 40473043, 80946086, 161892172]

約数ペア:

[(1, 161892172), (2, 80946086), (4, 40473043), (13, 12453244), (26, 6226622), (52, 3113311), (79, 2049268), (158, 1024634), (316, 512317), (1027, 157636), (2054, 78818), (4108, 39409)]