78237964

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{52721}}^1$

素因数の和:52785

約数の個数: 24

約数和(自身を含む): 159431328

約数和(自身を除く): 81193364

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 52721, 105442, 210884, 369047, 738094, 1476188, 2794213, 5588426, 11176852, 19559491, 39118982, 78237964]

約数ペア:

[(1, 78237964), (2, 39118982), (4, 19559491), (7, 11176852), (14, 5588426), (28, 2794213), (53, 1476188), (106, 738094), (212, 369047), (371, 210884), (742, 105442), (1484, 52721)]