1289502

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{1009}}^1$

素因数の和:1088

約数の個数: 24

約数和(自身を含む): 2836080

約数和(自身を除く): 1546578

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1009, 1278, 2018, 3027, 6054, 9081, 18162, 71639, 143278, 214917, 429834, 644751, 1289502]

約数ペア:

[(1, 1289502), (2, 644751), (3, 429834), (6, 214917), (9, 143278), (18, 71639), (71, 18162), (142, 9081), (213, 6054), (426, 3027), (639, 2018), (1009, 1278)]