8187885

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 15410304

約数和(自身を除く): 7222419

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 293, 345, 405, 621, 879, 1035, 1215, 1465, 1863, 2637, 3105, 4395, 5589, 6739, 7911, 9315, 13185, 20217, 23733, 27945, 33695, 39555, 60651, 71199, 101085, 118665, 181953, 303255, 355995, 545859, 909765, 1637577, 2729295, 8187885]

約数ペア:

[(1, 8187885), (3, 2729295), (5, 1637577), (9, 909765), (15, 545859), (23, 355995), (27, 303255), (45, 181953), (69, 118665), (81, 101085), (115, 71199), (135, 60651), (207, 39555), (243, 33695), (293, 27945), (345, 23733), (405, 20217), (621, 13185), (879, 9315), (1035, 7911), (1215, 6739), (1465, 5589), (1863, 4395), (2637, 3105)]