2556519

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 4177920

約数和(自身を除く): 1621401

約数列:

[1, 3, 7, 21, 23, 67, 69, 79, 161, 201, 237, 469, 483, 553, 1407, 1541, 1659, 1817, 4623, 5293, 5451, 10787, 12719, 15879, 32361, 37051, 38157, 111153, 121739, 365217, 852173, 2556519]

約数ペア:

[(1, 2556519), (3, 852173), (7, 365217), (21, 121739), (23, 111153), (67, 38157), (69, 37051), (79, 32361), (161, 15879), (201, 12719), (237, 10787), (469, 5451), (483, 5293), (553, 4623), (1407, 1817), (1541, 1659)]