1891329

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1549}}^1$

素因数の和:1600

約数の個数: 16

約数和(自身を含む): 2827200

約数和(自身を除く): 935871

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 1549, 4647, 17039, 51117, 57313, 171939, 630443, 1891329]

約数ペア:

[(1, 1891329), (3, 630443), (11, 171939), (33, 57313), (37, 51117), (111, 17039), (407, 4647), (1221, 1549)]