28823013

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 44668800

約数和(自身を除く): 15845787

約数列:

[1, 3, 9, 27, 29, 87, 131, 261, 281, 393, 783, 843, 1179, 2529, 3537, 3799, 7587, 8149, 11397, 24447, 34191, 36811, 73341, 102573, 110433, 220023, 331299, 993897, 1067519, 3202557, 9607671, 28823013]

約数ペア:

[(1, 28823013), (3, 9607671), (9, 3202557), (27, 1067519), (29, 993897), (87, 331299), (131, 220023), (261, 110433), (281, 102573), (393, 73341), (783, 36811), (843, 34191), (1179, 24447), (2529, 11397), (3537, 8149), (3799, 7587)]