29880705

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28057}}^1$

素因数の和:28136

約数の個数: 16

約数和(自身を含む): 48484224

約数和(自身を除く): 18603519

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 28057, 84171, 140285, 420855, 1992047, 5976141, 9960235, 29880705]

約数ペア:

[(1, 29880705), (3, 9960235), (5, 5976141), (15, 1992047), (71, 420855), (213, 140285), (355, 84171), (1065, 28057)]