215607896

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{202639}}^1$

素因数の和:202671

約数の個数: 32

約数和(自身を含む): 486336000

約数和(自身を除く): 270728104

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 202639, 405278, 810556, 1418473, 1621112, 2836946, 3850141, 5673892, 7700282, 11347784, 15400564, 26950987, 30801128, 53901974, 107803948, 215607896]

約数ペア:

[(1, 215607896), (2, 107803948), (4, 53901974), (7, 30801128), (8, 26950987), (14, 15400564), (19, 11347784), (28, 7700282), (38, 5673892), (56, 3850141), (76, 2836946), (133, 1621112), (152, 1418473), (266, 810556), (532, 405278), (1064, 202639)]