2738769

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 4017600

約数和(自身を除く): 1278831

約数列:

[1, 3, 11, 33, 149, 447, 557, 1639, 1671, 4917, 6127, 18381, 82993, 248979, 912923, 2738769]

約数ペア:

[(1, 2738769), (3, 912923), (11, 248979), (33, 82993), (149, 18381), (447, 6127), (557, 4917), (1639, 1671)]