672035

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:243

約数の個数: 24

約数和(自身を含む): 1015056

約数和(自身を除く): 343021

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 211, 245, 455, 637, 1055, 1477, 2743, 3185, 7385, 10339, 13715, 19201, 51695, 96005, 134407, 672035]

約数ペア:

[(1, 672035), (5, 134407), (7, 96005), (13, 51695), (35, 19201), (49, 13715), (65, 10339), (91, 7385), (211, 3185), (245, 2743), (455, 1477), (637, 1055)]