16681356

素因数分解:

$2^2\times 3^3\times {\mathrm{257}}^1\times {\mathrm{601}}^1$

素因数の和:871

約数の個数: 48

約数和(自身を含む): 43488480

約数和(自身を除く): 26807124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 257, 514, 601, 771, 1028, 1202, 1542, 1803, 2313, 2404, 3084, 3606, 4626, 5409, 6939, 7212, 9252, 10818, 13878, 16227, 21636, 27756, 32454, 64908, 154457, 308914, 463371, 617828, 926742, 1390113, 1853484, 2780226, 4170339, 5560452, 8340678, 16681356]

約数ペア:

[(1, 16681356), (2, 8340678), (3, 5560452), (4, 4170339), (6, 2780226), (9, 1853484), (12, 1390113), (18, 926742), (27, 617828), (36, 463371), (54, 308914), (108, 154457), (257, 64908), (514, 32454), (601, 27756), (771, 21636), (1028, 16227), (1202, 13878), (1542, 10818), (1803, 9252), (2313, 7212), (2404, 6939), (3084, 5409), (3606, 4626)]