212291274

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4327}}^1$

素因数の和:4399

約数の個数: 64

約数和(自身を含む): 497339136

約数和(自身を除く): 285047862

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 37, 39, 51, 74, 78, 102, 111, 221, 222, 442, 481, 629, 663, 962, 1258, 1326, 1443, 1887, 2886, 3774, 4327, 8177, 8654, 12981, 16354, 24531, 25962, 49062, 56251, 73559, 112502, 147118, 160099, 168753, 220677, 320198, 337506, 441354, 480297, 956267, 960594, 1912534, 2081287, 2721683, 2868801, 4162574, 5443366, 5737602, 6243861, 8165049, 12487722, 16330098, 35381879, 70763758, 106145637, 212291274]

約数ペア:

[(1, 212291274), (2, 106145637), (3, 70763758), (6, 35381879), (13, 16330098), (17, 12487722), (26, 8165049), (34, 6243861), (37, 5737602), (39, 5443366), (51, 4162574), (74, 2868801), (78, 2721683), (102, 2081287), (111, 1912534), (221, 960594), (222, 956267), (442, 480297), (481, 441354), (629, 337506), (663, 320198), (962, 220677), (1258, 168753), (1326, 160099), (1443, 147118), (1887, 112502), (2886, 73559), (3774, 56251), (4327, 49062), (8177, 25962), (8654, 24531), (12981, 16354)]