20701305

素因数分解:

$3^3\times 5^1\times {\mathrm{153343}}^1$

素因数の和:153357

約数の個数: 16

約数和(自身を含む): 36802560

約数和(自身を除く): 16101255

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 153343, 460029, 766715, 1380087, 2300145, 4140261, 6900435, 20701305]

約数ペア:

[(1, 20701305), (3, 6900435), (5, 4140261), (9, 2300145), (15, 1380087), (27, 766715), (45, 460029), (135, 153343)]