155991501

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{101359}}^1$

素因数の和:101390

約数の個数: 20

約数和(自身を含む): 245291200

約数和(自身を除く): 89299699

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 101359, 304077, 912231, 1925821, 2736693, 5777463, 8210079, 17332389, 51997167, 155991501]

約数ペア:

[(1, 155991501), (3, 51997167), (9, 17332389), (19, 8210079), (27, 5777463), (57, 2736693), (81, 1925821), (171, 912231), (513, 304077), (1539, 101359)]