1389141

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:433

約数の個数: 24

約数和(自身を含む): 2236416

約数和(自身を除く): 847275

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 383, 403, 1149, 1209, 3447, 3627, 4979, 11873, 14937, 35619, 44811, 106857, 154349, 463047, 1389141]

約数ペア:

[(1, 1389141), (3, 463047), (9, 154349), (13, 106857), (31, 44811), (39, 35619), (93, 14937), (117, 11873), (279, 4979), (383, 3627), (403, 3447), (1149, 1209)]