215913208

素因数分解:

$2^3\times 7^2\times {\mathrm{127}}^1\times {\mathrm{4337}}^1$

素因数の和:4484

約数の個数: 48

約数和(自身を含む): 474750720

約数和(自身を除く): 258837512

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 127, 196, 254, 392, 508, 889, 1016, 1778, 3556, 4337, 6223, 7112, 8674, 12446, 17348, 24892, 30359, 34696, 49784, 60718, 121436, 212513, 242872, 425026, 550799, 850052, 1101598, 1700104, 2203196, 3855593, 4406392, 7711186, 15422372, 26989151, 30844744, 53978302, 107956604, 215913208]

約数ペア:

[(1, 215913208), (2, 107956604), (4, 53978302), (7, 30844744), (8, 26989151), (14, 15422372), (28, 7711186), (49, 4406392), (56, 3855593), (98, 2203196), (127, 1700104), (196, 1101598), (254, 850052), (392, 550799), (508, 425026), (889, 242872), (1016, 212513), (1778, 121436), (3556, 60718), (4337, 49784), (6223, 34696), (7112, 30359), (8674, 24892), (12446, 17348)]