138671618

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{883}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 229132800

約数和(自身を除く): 90461182

約数列:

[1, 2, 17, 31, 34, 62, 149, 298, 527, 883, 1054, 1766, 2533, 4619, 5066, 9238, 15011, 27373, 30022, 54746, 78523, 131567, 157046, 263134, 465341, 930682, 2236639, 4078577, 4473278, 8157154, 69335809, 138671618]

約数ペア:

[(1, 138671618), (2, 69335809), (17, 8157154), (31, 4473278), (34, 4078577), (62, 2236639), (149, 930682), (298, 465341), (527, 263134), (883, 157046), (1054, 131567), (1766, 78523), (2533, 54746), (4619, 30022), (5066, 27373), (9238, 15011)]