216990256

素因数分解:

$2^4\times 7^1\times {\mathrm{337}}^1\times {\mathrm{5749}}^1$

素因数の和:6101

約数の個数: 40

約数和(自身を含む): 481988000

約数和(自身を除く): 264997744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 337, 674, 1348, 2359, 2696, 4718, 5392, 5749, 9436, 11498, 18872, 22996, 37744, 40243, 45992, 80486, 91984, 160972, 321944, 643888, 1937413, 3874826, 7749652, 13561891, 15499304, 27123782, 30998608, 54247564, 108495128, 216990256]

約数ペア:

[(1, 216990256), (2, 108495128), (4, 54247564), (7, 30998608), (8, 27123782), (14, 15499304), (16, 13561891), (28, 7749652), (56, 3874826), (112, 1937413), (337, 643888), (674, 321944), (1348, 160972), (2359, 91984), (2696, 80486), (4718, 45992), (5392, 40243), (5749, 37744), (9436, 22996), (11498, 18872)]