16999775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2753}}^1$

素因数の和:2795

約数の個数: 24

約数和(自身を含む): 23904720

約数和(自身を除く): 6904945

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 2753, 6175, 13765, 35789, 52307, 68825, 178945, 261535, 679991, 894725, 1307675, 3399955, 16999775]

約数ペア:

[(1, 16999775), (5, 3399955), (13, 1307675), (19, 894725), (25, 679991), (65, 261535), (95, 178945), (247, 68825), (325, 52307), (475, 35789), (1235, 13765), (2753, 6175)]