2391519

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 3557520

約数和(自身を除く): 1166001

約数列:

[1, 3, 13, 39, 53, 89, 159, 169, 267, 507, 689, 1157, 2067, 3471, 4717, 8957, 14151, 15041, 26871, 45123, 61321, 183963, 797173, 2391519]

約数ペア:

[(1, 2391519), (3, 797173), (13, 183963), (39, 61321), (53, 45123), (89, 26871), (159, 15041), (169, 14151), (267, 8957), (507, 4717), (689, 3471), (1157, 2067)]