155774213

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 194088960

約数和(自身を除く): 38314747

約数列:

[1, 7, 17, 71, 103, 119, 179, 497, 721, 1207, 1253, 1751, 3043, 7313, 8449, 12257, 12709, 18437, 21301, 51191, 88963, 124321, 129059, 216053, 313429, 870247, 1309027, 1512371, 2194003, 9163189, 22253459, 155774213]

約数ペア:

[(1, 155774213), (7, 22253459), (17, 9163189), (71, 2194003), (103, 1512371), (119, 1309027), (179, 870247), (497, 313429), (721, 216053), (1207, 129059), (1253, 124321), (1751, 88963), (3043, 51191), (7313, 21301), (8449, 18437), (12257, 12709)]