87663344

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{89819}}^1$

素因数の和:89888

約数の個数: 20

約数和(自身を含む): 172634040

約数和(自身を除く): 84970696

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 89819, 179638, 359276, 718552, 1437104, 5478959, 10957918, 21915836, 43831672, 87663344]

約数ペア:

[(1, 87663344), (2, 43831672), (4, 21915836), (8, 10957918), (16, 5478959), (61, 1437104), (122, 718552), (244, 359276), (488, 179638), (976, 89819)]