161987462

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28711}}^1$

素因数の和:28764

約数の個数: 32

約数和(自身を含む): 308711424

約数和(自身を除く): 146723962

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 28711, 57422, 200977, 373243, 401954, 746486, 890041, 1780082, 2612701, 5225402, 6230287, 11570533, 12460574, 23141066, 80993731, 161987462]

約数ペア:

[(1, 161987462), (2, 80993731), (7, 23141066), (13, 12460574), (14, 11570533), (26, 6230287), (31, 5225402), (62, 2612701), (91, 1780082), (182, 890041), (217, 746486), (403, 401954), (434, 373243), (806, 200977), (2821, 57422), (5642, 28711)]