1282019967

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{156707}}^1$

素因数の和:156820

約数の個数: 20

約数和(自身を含む): 1934090136

約数和(自身を除く): 652070169

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2727, 8181, 156707, 470121, 1410363, 4231089, 12693267, 15827407, 47482221, 142446663, 427339989, 1282019967]

約数ペア:

[(1, 1282019967), (3, 427339989), (9, 142446663), (27, 47482221), (81, 15827407), (101, 12693267), (303, 4231089), (909, 1410363), (2727, 470121), (8181, 156707)]