397013946

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{22453}}^1$

素因数の和:22886

約数の個数: 32

約数和(自身を含む): 909656448

約数和(自身を除く): 512642502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 421, 842, 1263, 2526, 2947, 5894, 8841, 17682, 22453, 44906, 67359, 134718, 157171, 314342, 471513, 943026, 9452713, 18905426, 28358139, 56716278, 66168991, 132337982, 198506973, 397013946]

約数ペア:

[(1, 397013946), (2, 198506973), (3, 132337982), (6, 66168991), (7, 56716278), (14, 28358139), (21, 18905426), (42, 9452713), (421, 943026), (842, 471513), (1263, 314342), (2526, 157171), (2947, 134718), (5894, 67359), (8841, 44906), (17682, 22453)]