219154628

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{5119}}^1$

素因数の和:5280

約数の個数: 48

約数和(自身を含む): 481689600

約数和(自身を除く): 262534972

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 139, 154, 278, 308, 556, 973, 1529, 1946, 3058, 3892, 5119, 6116, 10238, 10703, 20476, 21406, 35833, 42812, 56309, 71666, 112618, 143332, 225236, 394163, 711541, 788326, 1423082, 1576652, 2846164, 4980787, 7826951, 9961574, 15653902, 19923148, 31307804, 54788657, 109577314, 219154628]

約数ペア:

[(1, 219154628), (2, 109577314), (4, 54788657), (7, 31307804), (11, 19923148), (14, 15653902), (22, 9961574), (28, 7826951), (44, 4980787), (77, 2846164), (139, 1576652), (154, 1423082), (278, 788326), (308, 711541), (556, 394163), (973, 225236), (1529, 143332), (1946, 112618), (3058, 71666), (3892, 56309), (5119, 42812), (6116, 35833), (10238, 21406), (10703, 20476)]