251117628

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{359}}^1\times {\mathrm{821}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 596574720

約数和(自身を除く): 345457092

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 359, 426, 718, 821, 852, 1077, 1436, 1642, 2154, 2463, 3284, 4308, 4926, 9852, 25489, 50978, 58291, 76467, 101956, 116582, 152934, 174873, 233164, 294739, 305868, 349746, 589478, 699492, 884217, 1178956, 1768434, 3536868, 20926469, 41852938, 62779407, 83705876, 125558814, 251117628]

約数ペア:

[(1, 251117628), (2, 125558814), (3, 83705876), (4, 62779407), (6, 41852938), (12, 20926469), (71, 3536868), (142, 1768434), (213, 1178956), (284, 884217), (359, 699492), (426, 589478), (718, 349746), (821, 305868), (852, 294739), (1077, 233164), (1436, 174873), (1642, 152934), (2154, 116582), (2463, 101956), (3284, 76467), (4308, 58291), (4926, 50978), (9852, 25489)]