31739169

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137399}}^1$

素因数の和:137420

約数の個数: 16

約数和(自身を含む): 52761600

約数和(自身を除く): 21022431

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 137399, 412197, 961793, 1511389, 2885379, 4534167, 10579723, 31739169]

約数ペア:

[(1, 31739169), (3, 10579723), (7, 4534167), (11, 2885379), (21, 1511389), (33, 961793), (77, 412197), (231, 137399)]