7788971229

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{20147}}^1$

素因数の和:20617

約数の個数: 32

約数和(自身を含む): 11698089984

約数和(自身を除く): 3909118755

約数列:

[1, 3, 13, 23, 39, 69, 299, 431, 897, 1293, 5603, 9913, 16809, 20147, 29739, 60441, 128869, 261911, 386607, 463381, 785733, 1390143, 6023953, 8683357, 18071859, 26050071, 112883641, 199717211, 338650923, 599151633, 2596323743, 7788971229]

約数ペア:

[(1, 7788971229), (3, 2596323743), (13, 599151633), (23, 338650923), (39, 199717211), (69, 112883641), (299, 26050071), (431, 18071859), (897, 8683357), (1293, 6023953), (5603, 1390143), (9913, 785733), (16809, 463381), (20147, 386607), (29739, 261911), (60441, 128869)]