217520004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1394359}}^1$

素因数の和:1394379

約数の個数: 24

約数和(自身を含む): 546589120

約数和(自身を除く): 329069116

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1394359, 2788718, 4183077, 5577436, 8366154, 16732308, 18126667, 36253334, 54380001, 72506668, 108760002, 217520004]

約数ペア:

[(1, 217520004), (2, 108760002), (3, 72506668), (4, 54380001), (6, 36253334), (12, 18126667), (13, 16732308), (26, 8366154), (39, 5577436), (52, 4183077), (78, 2788718), (156, 1394359)]