428555764

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{168193}}^1$

素因数の和:168224

約数の個数: 36

約数和(自身を含む): 939531684

約数和(自身を除く): 510975920

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 168193, 336386, 672772, 1177351, 2186509, 2354702, 4373018, 4709404, 8241457, 8746036, 15305563, 16482914, 30611126, 32965828, 61222252, 107138941, 214277882, 428555764]

約数ペア:

[(1, 428555764), (2, 214277882), (4, 107138941), (7, 61222252), (13, 32965828), (14, 30611126), (26, 16482914), (28, 15305563), (49, 8746036), (52, 8241457), (91, 4709404), (98, 4373018), (182, 2354702), (196, 2186509), (364, 1177351), (637, 672772), (1274, 336386), (2548, 168193)]