7287987

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 11796480

約数和(自身を除く): 4508493

約数列:

[1, 3, 7, 21, 23, 69, 79, 161, 191, 237, 483, 553, 573, 1337, 1659, 1817, 4011, 4393, 5451, 12719, 13179, 15089, 30751, 38157, 45267, 92253, 105623, 316869, 347047, 1041141, 2429329, 7287987]

約数ペア:

[(1, 7287987), (3, 2429329), (7, 1041141), (21, 347047), (23, 316869), (69, 105623), (79, 92253), (161, 45267), (191, 38157), (237, 30751), (483, 15089), (553, 13179), (573, 12719), (1337, 5451), (1659, 4393), (1817, 4011)]