81038454

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{275641}}^1$

素因数の和:275660

約数の個数: 24

約数和(自身を含む): 188539128

約数和(自身を除く): 107500674

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 275641, 551282, 826923, 1653846, 1929487, 3858974, 5788461, 11576922, 13506409, 27012818, 40519227, 81038454]

約数ペア:

[(1, 81038454), (2, 40519227), (3, 27012818), (6, 13506409), (7, 11576922), (14, 5788461), (21, 3858974), (42, 1929487), (49, 1653846), (98, 826923), (147, 551282), (294, 275641)]