80898181

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 106444800

約数和(自身を除く): 25546619

約数列:

[1, 7, 13, 19, 71, 91, 133, 247, 497, 659, 923, 1349, 1729, 4613, 6461, 8567, 9443, 12521, 17537, 46789, 59969, 87647, 122759, 162773, 327523, 608257, 888991, 1139411, 4257799, 6222937, 11556883, 80898181]

約数ペア:

[(1, 80898181), (7, 11556883), (13, 6222937), (19, 4257799), (71, 1139411), (91, 888991), (133, 608257), (247, 327523), (497, 162773), (659, 122759), (923, 87647), (1349, 59969), (1729, 46789), (4613, 17537), (6461, 12521), (8567, 9443)]