2115963

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:336

約数の個数: 20

約数和(自身を含む): 3200208

約数和(自身を除く): 1084245

約数列:

[1, 3, 9, 27, 81, 151, 173, 453, 519, 1359, 1557, 4077, 4671, 12231, 14013, 26123, 78369, 235107, 705321, 2115963]

約数ペア:

[(1, 2115963), (3, 705321), (9, 235107), (27, 78369), (81, 26123), (151, 14013), (173, 12231), (453, 4671), (519, 4077), (1359, 1557)]