277970794

素因数分解:

$2^1\times {\mathrm{401}}^1\times {\mathrm{571}}^1\times {\mathrm{607}}^1$

素因数の和:1581

約数の個数: 16

約数和(自身を含む): 419417856

約数和(自身を除く): 141447062

約数列:

[1, 2, 401, 571, 607, 802, 1142, 1214, 228971, 243407, 346597, 457942, 486814, 693194, 138985397, 277970794]

約数ペア:

[(1, 277970794), (2, 138985397), (401, 693194), (571, 486814), (607, 457942), (802, 346597), (1142, 243407), (1214, 228971)]