216967247

素因数分解:

$7^2\times {\mathrm{1259}}^1\times {\mathrm{3517}}^1$

素因数の和:4790

約数の個数: 12

約数和(自身を含む): 252662760

約数和(自身を除く): 35695513

約数列:

[1, 7, 49, 1259, 3517, 8813, 24619, 61691, 172333, 4427903, 30995321, 216967247]

約数ペア:

[(1, 216967247), (7, 30995321), (49, 4427903), (1259, 172333), (3517, 61691), (8813, 24619)]