213284743

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{1931}}^1$

素因数の和:2478

約数の個数: 16

約数和(自身を含む): 252241920

約数和(自身を除く): 38957177

約数列:

[1, 7, 31, 217, 509, 1931, 3563, 13517, 15779, 59861, 110453, 419027, 982879, 6880153, 30469249, 213284743]

約数ペア:

[(1, 213284743), (7, 30469249), (31, 6880153), (217, 982879), (509, 419027), (1931, 110453), (3563, 59861), (13517, 15779)]