30991538

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{4793}}^1$

素因数の和:4909

約数の個数: 16

約数和(自身を含む): 48150936

約数和(自身を除く): 17159398

約数列:

[1, 2, 53, 61, 106, 122, 3233, 4793, 6466, 9586, 254029, 292373, 508058, 584746, 15495769, 30991538]

約数ペア:

[(1, 30991538), (2, 15495769), (53, 584746), (61, 508058), (106, 292373), (122, 254029), (3233, 9586), (4793, 6466)]