1965681

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{1549}}^1$

素因数の和:1605

約数の個数: 16

約数和(自身を含む): 2976000

約数和(自身を除く): 1010319

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 1549, 4647, 13941, 41823, 72803, 218409, 655227, 1965681]

約数ペア:

[(1, 1965681), (3, 655227), (9, 218409), (27, 72803), (47, 41823), (141, 13941), (423, 4647), (1269, 1549)]