2249009

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:320

約数の個数: 16

約数和(自身を含む): 2737920

約数和(自身を除く): 488911

約数列:

[1, 7, 23, 61, 161, 229, 427, 1403, 1603, 5267, 9821, 13969, 36869, 97783, 321287, 2249009]

約数ペア:

[(1, 2249009), (7, 321287), (23, 97783), (61, 36869), (161, 13969), (229, 9821), (427, 5267), (1403, 1603)]