71218329

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{260873}}^1$

素因数の和:260896

約数の個数: 16

約数和(自身を含む): 116871552

約数和(自身を除く): 45653223

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 260873, 782619, 1826111, 3391349, 5478333, 10174047, 23739443, 71218329]

約数ペア:

[(1, 71218329), (3, 23739443), (7, 10174047), (13, 5478333), (21, 3391349), (39, 1826111), (91, 782619), (273, 260873)]