2347219

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:330

約数の個数: 16

約数和(自身を含む): 2856960

約数和(自身を除く): 509741

約数列:

[1, 7, 23, 61, 161, 239, 427, 1403, 1673, 5497, 9821, 14579, 38479, 102053, 335317, 2347219]

約数ペア:

[(1, 2347219), (7, 335317), (23, 102053), (61, 38479), (161, 14579), (239, 9821), (427, 5497), (1403, 1673)]