279217744

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{3331}}^1$

素因数の和:3396

約数の個数: 60

約数和(自身を含む): 604877952

約数和(自身を除く): 325660208

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 169, 208, 248, 338, 403, 496, 676, 806, 1352, 1612, 2704, 3224, 3331, 5239, 6448, 6662, 10478, 13324, 20956, 26648, 41912, 43303, 53296, 83824, 86606, 103261, 173212, 206522, 346424, 413044, 562939, 692848, 826088, 1125878, 1342393, 1652176, 2251756, 2684786, 4503512, 5369572, 9007024, 10739144, 17451109, 21478288, 34902218, 69804436, 139608872, 279217744]

約数ペア:

[(1, 279217744), (2, 139608872), (4, 69804436), (8, 34902218), (13, 21478288), (16, 17451109), (26, 10739144), (31, 9007024), (52, 5369572), (62, 4503512), (104, 2684786), (124, 2251756), (169, 1652176), (208, 1342393), (248, 1125878), (338, 826088), (403, 692848), (496, 562939), (676, 413044), (806, 346424), (1352, 206522), (1612, 173212), (2704, 103261), (3224, 86606), (3331, 83824), (5239, 53296), (6448, 43303), (6662, 41912), (10478, 26648), (13324, 20956)]