257417073

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{32029}}^1$

素因数の和:32101

約数の個数: 24

約数和(自身を含む): 399734400

約数和(自身を除く): 142317327

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 32029, 96087, 288261, 608551, 1505363, 1825653, 4516089, 5476959, 13548267, 28601897, 85805691, 257417073]

約数ペア:

[(1, 257417073), (3, 85805691), (9, 28601897), (19, 13548267), (47, 5476959), (57, 4516089), (141, 1825653), (171, 1505363), (423, 608551), (893, 288261), (2679, 96087), (8037, 32029)]