201398396

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 381024000

約数和(自身を除く): 179625604

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 107, 164, 214, 428, 499, 943, 998, 1886, 1996, 2461, 3772, 4387, 4922, 8774, 9844, 11477, 17548, 20459, 22954, 40918, 45908, 53393, 81836, 100901, 106786, 201802, 213572, 403604, 470557, 941114, 1228039, 1882228, 2189113, 2456078, 4378226, 4912156, 8756452, 50349599, 100699198, 201398396]

約数ペア:

[(1, 201398396), (2, 100699198), (4, 50349599), (23, 8756452), (41, 4912156), (46, 4378226), (82, 2456078), (92, 2189113), (107, 1882228), (164, 1228039), (214, 941114), (428, 470557), (499, 403604), (943, 213572), (998, 201802), (1886, 106786), (1996, 100901), (2461, 81836), (3772, 53393), (4387, 45908), (4922, 40918), (8774, 22954), (9844, 20459), (11477, 17548)]