28696227

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{18719}}^1$

素因数の和:18802

約数の個数: 16

約数和(自身を含む): 44328960

約数和(自身を除く): 15632733

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 18719, 56157, 131033, 393099, 1366487, 4099461, 9565409, 28696227]

約数ペア:

[(1, 28696227), (3, 9565409), (7, 4099461), (21, 1366487), (73, 393099), (219, 131033), (511, 56157), (1533, 18719)]