331348892

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{28109}}^1$

素因数の和:28541

約数の個数: 24

約数和(自身を含む): 664295520

約数和(自身を除く): 332946628

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 2947, 5894, 11788, 28109, 56218, 112436, 196763, 393526, 787052, 11833889, 23667778, 47335556, 82837223, 165674446, 331348892]

約数ペア:

[(1, 331348892), (2, 165674446), (4, 82837223), (7, 47335556), (14, 23667778), (28, 11833889), (421, 787052), (842, 393526), (1684, 196763), (2947, 112436), (5894, 56218), (11788, 28109)]