2439171

素因数分解:

$3^2\times 7^2\times {\mathrm{5531}}^1$

素因数の和:5551

約数の個数: 18

約数和(自身を含む): 4099212

約数和(自身を除く): 1660041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 5531, 16593, 38717, 49779, 116151, 271019, 348453, 813057, 2439171]

約数ペア:

[(1, 2439171), (3, 813057), (7, 348453), (9, 271019), (21, 116151), (49, 49779), (63, 38717), (147, 16593), (441, 5531)]