256767804585

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1440533}}^1$

素因数の和:1440794

約数の個数: 48

約数和(自身を含む): 473267278224

約数和(自身を除く): 216499473639

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 233, 255, 699, 765, 1165, 2097, 3495, 3961, 10485, 11883, 19805, 35649, 59415, 178245, 1440533, 4321599, 7202665, 12964797, 21607995, 24489061, 64823985, 73467183, 122445305, 220401549, 335644189, 367335915, 1006932567, 1102007745, 1678220945, 3020797701, 5034662835, 5705951213, 15103988505, 17117853639, 28529756065, 51353560917, 85589268195, 256767804585]

約数ペア:

[(1, 256767804585), (3, 85589268195), (5, 51353560917), (9, 28529756065), (15, 17117853639), (17, 15103988505), (45, 5705951213), (51, 5034662835), (85, 3020797701), (153, 1678220945), (233, 1102007745), (255, 1006932567), (699, 367335915), (765, 335644189), (1165, 220401549), (2097, 122445305), (3495, 73467183), (3961, 64823985), (10485, 24489061), (11883, 21607995), (19805, 12964797), (35649, 7202665), (59415, 4321599), (178245, 1440533)]