221637456

素因数分解:

$2^4\times 3^2\times {\mathrm{1539149}}^1$

素因数の和:1539163

約数の個数: 30

約数和(自身を含む): 620277450

約数和(自身を除く): 398639994

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1539149, 3078298, 4617447, 6156596, 9234894, 12313192, 13852341, 18469788, 24626384, 27704682, 36939576, 55409364, 73879152, 110818728, 221637456]

約数ペア:

[(1, 221637456), (2, 110818728), (3, 73879152), (4, 55409364), (6, 36939576), (8, 27704682), (9, 24626384), (12, 18469788), (16, 13852341), (18, 12313192), (24, 9234894), (36, 6156596), (48, 4617447), (72, 3078298), (144, 1539149)]