208451718

素因数分解:

$2^1\times 3^7\times {\mathrm{47657}}^1$

素因数の和:47680

約数の個数: 32

約数和(自身を含む): 468954720

約数和(自身を除く): 260503002

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 4374, 47657, 95314, 142971, 285942, 428913, 857826, 1286739, 2573478, 3860217, 7720434, 11580651, 23161302, 34741953, 69483906, 104225859, 208451718]

約数ペア:

[(1, 208451718), (2, 104225859), (3, 69483906), (6, 34741953), (9, 23161302), (18, 11580651), (27, 7720434), (54, 3860217), (81, 2573478), (162, 1286739), (243, 857826), (486, 428913), (729, 285942), (1458, 142971), (2187, 95314), (4374, 47657)]