208327788

素因数分解:

$2^2\times 3^6\times {\mathrm{71443}}^1$

素因数の和:71465

約数の個数: 42

約数和(自身を含む): 546618044

約数和(自身を除く): 338290256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 71443, 142886, 214329, 285772, 428658, 642987, 857316, 1285974, 1928961, 2571948, 3857922, 5786883, 7715844, 11573766, 17360649, 23147532, 34721298, 52081947, 69442596, 104163894, 208327788]

約数ペア:

[(1, 208327788), (2, 104163894), (3, 69442596), (4, 52081947), (6, 34721298), (9, 23147532), (12, 17360649), (18, 11573766), (27, 7715844), (36, 5786883), (54, 3857922), (81, 2571948), (108, 1928961), (162, 1285974), (243, 857316), (324, 642987), (486, 428658), (729, 285772), (972, 214329), (1458, 142886), (2916, 71443)]