31216783

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1091}}^1$

素因数の和:1206

約数の個数: 16

約数和(自身を含む): 35223552

約数和(自身を除く): 4006769

約数列:

[1, 13, 31, 71, 403, 923, 1091, 2201, 14183, 28613, 33821, 77461, 439673, 1006993, 2401291, 31216783]

約数ペア:

[(1, 31216783), (13, 2401291), (31, 1006993), (71, 439673), (403, 77461), (923, 33821), (1091, 28613), (2201, 14183)]