1272141

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 2018016

約数和(自身を除く): 745875

約数列:

[1, 3, 9, 13, 39, 83, 117, 131, 249, 393, 747, 1079, 1179, 1703, 3237, 5109, 9711, 10873, 15327, 32619, 97857, 141349, 424047, 1272141]

約数ペア:

[(1, 1272141), (3, 424047), (9, 141349), (13, 97857), (39, 32619), (83, 15327), (117, 10873), (131, 9711), (249, 5109), (393, 3237), (747, 1703), (1079, 1179)]