47780421

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3793}}^1$

素因数の和:3845

約数の個数: 32

約数和(自身を含む): 76487040

約数和(自身を除く): 28706619

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 663, 741, 969, 3793, 4199, 11379, 12597, 49309, 64481, 72067, 147927, 193443, 216201, 838253, 936871, 1225139, 2514759, 2810613, 3675417, 15926807, 47780421]

約数ペア:

[(1, 47780421), (3, 15926807), (13, 3675417), (17, 2810613), (19, 2514759), (39, 1225139), (51, 936871), (57, 838253), (221, 216201), (247, 193443), (323, 147927), (663, 72067), (741, 64481), (969, 49309), (3793, 12597), (4199, 11379)]