16399278

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{829}}^1$

素因数の和:1001

約数の個数: 48

約数和(自身を含む): 40915680

約数和(自身を除く): 24516402

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 157, 314, 471, 829, 942, 1099, 1413, 1658, 2198, 2487, 2826, 3297, 4974, 5803, 6594, 7461, 9891, 11606, 14922, 17409, 19782, 34818, 52227, 104454, 130153, 260306, 390459, 780918, 911071, 1171377, 1822142, 2342754, 2733213, 5466426, 8199639, 16399278]

約数ペア:

[(1, 16399278), (2, 8199639), (3, 5466426), (6, 2733213), (7, 2342754), (9, 1822142), (14, 1171377), (18, 911071), (21, 780918), (42, 390459), (63, 260306), (126, 130153), (157, 104454), (314, 52227), (471, 34818), (829, 19782), (942, 17409), (1099, 14922), (1413, 11606), (1658, 9891), (2198, 7461), (2487, 6594), (2826, 5803), (3297, 4974)]