131247361

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{607}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 168099840

約数和(自身を除く): 36852479

約数列:

[1, 7, 17, 23, 79, 119, 161, 391, 553, 607, 1343, 1817, 2737, 4249, 9401, 10319, 12719, 13961, 30889, 47953, 72233, 97727, 216223, 237337, 335671, 815201, 1102919, 1661359, 5706407, 7720433, 18749623, 131247361]

約数ペア:

[(1, 131247361), (7, 18749623), (17, 7720433), (23, 5706407), (79, 1661359), (119, 1102919), (161, 815201), (391, 335671), (553, 237337), (607, 216223), (1343, 97727), (1817, 72233), (2737, 47953), (4249, 30889), (9401, 13961), (10319, 12719)]