195428996

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 397488000

約数和(自身を除く): 202059004

約数列:

[1, 2, 4, 7, 14, 28, 139, 149, 278, 298, 337, 556, 596, 674, 973, 1043, 1348, 1946, 2086, 2359, 3892, 4172, 4718, 9436, 20711, 41422, 46843, 50213, 82844, 93686, 100426, 144977, 187372, 200852, 289954, 327901, 351491, 579908, 655802, 702982, 1311604, 1405964, 6979607, 13959214, 27918428, 48857249, 97714498, 195428996]

約数ペア:

[(1, 195428996), (2, 97714498), (4, 48857249), (7, 27918428), (14, 13959214), (28, 6979607), (139, 1405964), (149, 1311604), (278, 702982), (298, 655802), (337, 579908), (556, 351491), (596, 327901), (674, 289954), (973, 200852), (1043, 187372), (1348, 144977), (1946, 100426), (2086, 93686), (2359, 82844), (3892, 50213), (4172, 46843), (4718, 41422), (9436, 20711)]