242793908

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{142151}}^1$

素因数の和:142223

約数の個数: 24

約数和(自身を含む): 493551744

約数和(自身を除く): 250757836

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 142151, 284302, 568604, 995057, 1990114, 3980228, 8671211, 17342422, 34684844, 60698477, 121396954, 242793908]

約数ペア:

[(1, 242793908), (2, 121396954), (4, 60698477), (7, 34684844), (14, 17342422), (28, 8671211), (61, 3980228), (122, 1990114), (244, 995057), (427, 568604), (854, 284302), (1708, 142151)]