157187855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{431}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 217728000

約数和(自身を除く): 60540145

約数列:

[1, 5, 11, 19, 55, 95, 209, 349, 431, 1045, 1745, 2155, 3839, 4741, 6631, 8189, 19195, 23705, 33155, 40945, 72941, 90079, 150419, 364705, 450395, 752095, 1654609, 2857961, 8273045, 14289805, 31437571, 157187855]

約数ペア:

[(1, 157187855), (5, 31437571), (11, 14289805), (19, 8273045), (55, 2857961), (95, 1654609), (209, 752095), (349, 450395), (431, 364705), (1045, 150419), (1745, 90079), (2155, 72941), (3839, 40945), (4741, 33155), (6631, 23705), (8189, 19195)]