157438161

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{102299}}^1$

素因数の和:102330

約数の個数: 20

約数和(自身を含む): 247566000

約数和(自身を除く): 90127839

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 102299, 306897, 920691, 1943681, 2762073, 5831043, 8286219, 17493129, 52479387, 157438161]

約数ペア:

[(1, 157438161), (3, 52479387), (9, 17493129), (19, 8286219), (27, 5831043), (57, 2762073), (81, 1943681), (171, 920691), (513, 306897), (1539, 102299)]