291247306

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{1327}}^1$

素因数の和:1654

約数の個数: 32

約数和(自身を含む): 509824512

約数和(自身を除く): 218577206

約数列:

[1, 2, 7, 14, 61, 122, 257, 427, 514, 854, 1327, 1799, 2654, 3598, 9289, 15677, 18578, 31354, 80947, 109739, 161894, 219478, 341039, 566629, 682078, 1133258, 2387273, 4774546, 20803379, 41606758, 145623653, 291247306]

約数ペア:

[(1, 291247306), (2, 145623653), (7, 41606758), (14, 20803379), (61, 4774546), (122, 2387273), (257, 1133258), (427, 682078), (514, 566629), (854, 341039), (1327, 219478), (1799, 161894), (2654, 109739), (3598, 80947), (9289, 31354), (15677, 18578)]