261586704

素因数分解:

$2^4\times 3^1\times {\mathrm{137}}^1\times {\mathrm{39779}}^1$

素因数の和:39927

約数の個数: 40

約数和(自身を含む): 680715360

約数和(自身を除く): 419128656

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 137, 274, 411, 548, 822, 1096, 1644, 2192, 3288, 6576, 39779, 79558, 119337, 159116, 238674, 318232, 477348, 636464, 954696, 1909392, 5449723, 10899446, 16349169, 21798892, 32698338, 43597784, 65396676, 87195568, 130793352, 261586704]

約数ペア:

[(1, 261586704), (2, 130793352), (3, 87195568), (4, 65396676), (6, 43597784), (8, 32698338), (12, 21798892), (16, 16349169), (24, 10899446), (48, 5449723), (137, 1909392), (274, 954696), (411, 636464), (548, 477348), (822, 318232), (1096, 238674), (1644, 159116), (2192, 119337), (3288, 79558), (6576, 39779)]