389640948

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{612643}}^1$

素因数の和:612703

約数の個数: 24

約数和(自身を含む): 926317728

約数和(自身を除く): 536676780

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 612643, 1225286, 1837929, 2450572, 3675858, 7351716, 32470079, 64940158, 97410237, 129880316, 194820474, 389640948]

約数ペア:

[(1, 389640948), (2, 194820474), (3, 129880316), (4, 97410237), (6, 64940158), (12, 32470079), (53, 7351716), (106, 3675858), (159, 2450572), (212, 1837929), (318, 1225286), (636, 612643)]