321181708

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{3607}}^1$

素因数の和:3921

約数の個数: 24

約数和(自身を含む): 570078432

約数和(自身を除く): 248896724

約数列:

[1, 2, 4, 113, 197, 226, 394, 452, 788, 3607, 7214, 14428, 22261, 44522, 89044, 407591, 710579, 815182, 1421158, 1630364, 2842316, 80295427, 160590854, 321181708]

約数ペア:

[(1, 321181708), (2, 160590854), (4, 80295427), (113, 2842316), (197, 1630364), (226, 1421158), (394, 815182), (452, 710579), (788, 407591), (3607, 89044), (7214, 44522), (14428, 22261)]