394784908

素因数分解:

$2^2\times 7^1\times {\mathrm{2713}}^1\times {\mathrm{5197}}^1$

素因数の和:7921

約数の個数: 24

約数和(自身を含む): 790012832

約数和(自身を除く): 395227924

約数列:

[1, 2, 4, 7, 14, 28, 2713, 5197, 5426, 10394, 10852, 18991, 20788, 36379, 37982, 72758, 75964, 145516, 14099461, 28198922, 56397844, 98696227, 197392454, 394784908]

約数ペア:

[(1, 394784908), (2, 197392454), (4, 98696227), (7, 56397844), (14, 28198922), (28, 14099461), (2713, 145516), (5197, 75964), (5426, 72758), (10394, 37982), (10852, 36379), (18991, 20788)]