28875818881

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{571}}^1\times {\mathrm{9419}}^1$

素因数の和:10069

約数の個数: 32

約数和(自身を含む): 36208972800

約数和(自身を除く): 7333153919

約数列:

[1, 7, 13, 59, 91, 413, 571, 767, 3997, 5369, 7423, 9419, 33689, 51961, 65933, 122447, 235823, 437957, 555721, 857129, 3065699, 3890047, 5378249, 7224373, 37647743, 50570611, 69917237, 317316691, 489420659, 2221216837, 4125116983, 28875818881]

約数ペア:

[(1, 28875818881), (7, 4125116983), (13, 2221216837), (59, 489420659), (91, 317316691), (413, 69917237), (571, 50570611), (767, 37647743), (3997, 7224373), (5369, 5378249), (7423, 3890047), (9419, 3065699), (33689, 857129), (51961, 555721), (65933, 437957), (122447, 235823)]