13180305

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 21928320

約数和(自身を除く): 8748015

約数列:

[1, 3, 5, 15, 53, 59, 159, 177, 265, 281, 295, 795, 843, 885, 1405, 3127, 4215, 9381, 14893, 15635, 16579, 44679, 46905, 49737, 74465, 82895, 223395, 248685, 878687, 2636061, 4393435, 13180305]

約数ペア:

[(1, 13180305), (3, 4393435), (5, 2636061), (15, 878687), (53, 248685), (59, 223395), (159, 82895), (177, 74465), (265, 49737), (281, 46905), (295, 44679), (795, 16579), (843, 15635), (885, 14893), (1405, 9381), (3127, 4215)]