31470859

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 41472000

約数和(自身を除く): 10001141

約数列:

[1, 7, 17, 19, 31, 119, 133, 217, 323, 449, 527, 589, 2261, 3143, 3689, 4123, 7633, 8531, 10013, 13919, 53431, 59717, 70091, 97433, 145027, 236623, 264461, 1015189, 1656361, 1851227, 4495837, 31470859]

約数ペア:

[(1, 31470859), (7, 4495837), (17, 1851227), (19, 1656361), (31, 1015189), (119, 264461), (133, 236623), (217, 145027), (323, 97433), (449, 70091), (527, 59717), (589, 53431), (2261, 13919), (3143, 10013), (3689, 8531), (4123, 7633)]