413655554

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{2003}}^1$

素因数の和:2091

約数の個数: 32

約数和(自身を含む): 686810880

約数和(自身を除く): 273155326

約数列:

[1, 2, 13, 26, 47, 94, 169, 338, 611, 1222, 2003, 2197, 4006, 4394, 7943, 15886, 26039, 52078, 94141, 103259, 188282, 206518, 338507, 677014, 1223833, 2447666, 4400591, 8801182, 15909829, 31819658, 206827777, 413655554]

約数ペア:

[(1, 413655554), (2, 206827777), (13, 31819658), (26, 15909829), (47, 8801182), (94, 4400591), (169, 2447666), (338, 1223833), (611, 677014), (1222, 338507), (2003, 206518), (2197, 188282), (4006, 103259), (4394, 94141), (7943, 52078), (15886, 26039)]