28149195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1871}}^1$

素因数の和:1955

約数の個数: 32

約数和(自身を含む): 48522240

約数和(自身を除く): 20373045

約数列:

[1, 3, 5, 15, 17, 51, 59, 85, 177, 255, 295, 885, 1003, 1871, 3009, 5015, 5613, 9355, 15045, 28065, 31807, 95421, 110389, 159035, 331167, 477105, 551945, 1655835, 1876613, 5629839, 9383065, 28149195]

約数ペア:

[(1, 28149195), (3, 9383065), (5, 5629839), (15, 1876613), (17, 1655835), (51, 551945), (59, 477105), (85, 331167), (177, 159035), (255, 110389), (295, 95421), (885, 31807), (1003, 28065), (1871, 15045), (3009, 9355), (5015, 5613)]