31826319

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 51093504

約数和(自身を除く): 19267185

約数列:

[1, 3, 7, 21, 23, 69, 131, 161, 393, 483, 503, 917, 1509, 2751, 3013, 3521, 9039, 10563, 11569, 21091, 34707, 63273, 65893, 80983, 197679, 242949, 461251, 1383753, 1515539, 4546617, 10608773, 31826319]

約数ペア:

[(1, 31826319), (3, 10608773), (7, 4546617), (21, 1515539), (23, 1383753), (69, 461251), (131, 242949), (161, 197679), (393, 80983), (483, 65893), (503, 63273), (917, 34707), (1509, 21091), (2751, 11569), (3013, 10563), (3521, 9039)]