1271961

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 1956864

約数和(自身を除く): 684903

約数列:

[1, 3, 9, 31, 47, 93, 97, 141, 279, 291, 423, 873, 1457, 3007, 4371, 4559, 9021, 13113, 13677, 27063, 41031, 141329, 423987, 1271961]

約数ペア:

[(1, 1271961), (3, 423987), (9, 141329), (31, 41031), (47, 27063), (93, 13677), (97, 13113), (141, 9021), (279, 4559), (291, 4371), (423, 3007), (873, 1457)]