210441321

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{136739}}^1$

素因数の和:136770

約数の個数: 20

約数和(自身を含む): 330910800

約数和(自身を除く): 120469479

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 136739, 410217, 1230651, 2598041, 3691953, 7794123, 11075859, 23382369, 70147107, 210441321]

約数ペア:

[(1, 210441321), (3, 70147107), (9, 23382369), (19, 11075859), (27, 7794123), (57, 3691953), (81, 2598041), (171, 1230651), (513, 410217), (1539, 136739)]