256943946

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{873959}}^1$

素因数の和:873978

約数の個数: 24

約数和(自身を含む): 597788640

約数和(自身を除く): 340844694

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 873959, 1747918, 2621877, 5243754, 6117713, 12235426, 18353139, 36706278, 42823991, 85647982, 128471973, 256943946]

約数ペア:

[(1, 256943946), (2, 128471973), (3, 85647982), (6, 42823991), (7, 36706278), (14, 18353139), (21, 12235426), (42, 6117713), (49, 5243754), (98, 2621877), (147, 1747918), (294, 873959)]