216338164

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{443}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 440391168

約数和(自身を除く): 224053004

約数列:

[1, 2, 4, 7, 14, 28, 107, 163, 214, 326, 428, 443, 652, 749, 886, 1141, 1498, 1772, 2282, 2996, 3101, 4564, 6202, 12404, 17441, 34882, 47401, 69764, 72209, 94802, 122087, 144418, 189604, 244174, 288836, 331807, 488348, 505463, 663614, 1010926, 1327228, 2021852, 7726363, 15452726, 30905452, 54084541, 108169082, 216338164]

約数ペア:

[(1, 216338164), (2, 108169082), (4, 54084541), (7, 30905452), (14, 15452726), (28, 7726363), (107, 2021852), (163, 1327228), (214, 1010926), (326, 663614), (428, 505463), (443, 488348), (652, 331807), (749, 288836), (886, 244174), (1141, 189604), (1498, 144418), (1772, 122087), (2282, 94802), (2996, 72209), (3101, 69764), (4564, 47401), (6202, 34882), (12404, 17441)]