8961407

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:183

約数の個数: 32

約数和(自身を含む): 11934720

約数和(自身を除く): 2973313

約数列:

[1, 7, 13, 19, 71, 73, 91, 133, 247, 497, 511, 923, 949, 1349, 1387, 1729, 5183, 6461, 6643, 9443, 9709, 17537, 18031, 36281, 67379, 98477, 122759, 126217, 471653, 689339, 1280201, 8961407]

約数ペア:

[(1, 8961407), (7, 1280201), (13, 689339), (19, 471653), (71, 126217), (73, 122759), (91, 98477), (133, 67379), (247, 36281), (497, 18031), (511, 17537), (923, 9709), (949, 9443), (1349, 6643), (1387, 6461), (1729, 5183)]