26858013

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{751}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 44470272

約数和(自身を除く): 17612259

約数列:

[1, 3, 7, 13, 21, 39, 91, 131, 273, 393, 751, 917, 1703, 2253, 2751, 5109, 5257, 9763, 11921, 15771, 29289, 35763, 68341, 98381, 205023, 295143, 688667, 1278953, 2066001, 3836859, 8952671, 26858013]

約数ペア:

[(1, 26858013), (3, 8952671), (7, 3836859), (13, 2066001), (21, 1278953), (39, 688667), (91, 295143), (131, 205023), (273, 98381), (393, 68341), (751, 35763), (917, 29289), (1703, 15771), (2253, 11921), (2751, 9763), (5109, 5257)]