405670131

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{1381}}^1$

素因数の和:1771

約数の個数: 24

約数和(自身を含む): 593309184

約数和(自身を除く): 187639053

約数列:

[1, 3, 9, 127, 257, 381, 771, 1143, 1381, 2313, 4143, 12429, 32639, 97917, 175387, 293751, 354917, 526161, 1064751, 1578483, 3194253, 45074459, 135223377, 405670131]

約数ペア:

[(1, 405670131), (3, 135223377), (9, 45074459), (127, 3194253), (257, 1578483), (381, 1064751), (771, 526161), (1143, 354917), (1381, 293751), (2313, 175387), (4143, 97917), (12429, 32639)]