1004021335

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 1264564224

約数和(自身を除く): 260542889

約数列:

[1, 5, 31, 131, 155, 197, 251, 655, 985, 1255, 4061, 6107, 7781, 20305, 25807, 30535, 32881, 38905, 49447, 129035, 164405, 247235, 800017, 1019311, 1532857, 4000085, 5096555, 6477557, 7664285, 32387785, 200804267, 1004021335]

約数ペア:

[(1, 1004021335), (5, 200804267), (31, 32387785), (131, 7664285), (155, 6477557), (197, 5096555), (251, 4000085), (655, 1532857), (985, 1019311), (1255, 800017), (4061, 247235), (6107, 164405), (7781, 129035), (20305, 49447), (25807, 38905), (30535, 32881)]