201489748

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{251}}^1\times {\mathrm{1987}}^1$

素因数の和:2343

約数の個数: 24

約数和(自身を含む): 357696864

約数和(自身を除く): 156207116

約数列:

[1, 2, 4, 101, 202, 251, 404, 502, 1004, 1987, 3974, 7948, 25351, 50702, 101404, 200687, 401374, 498737, 802748, 997474, 1994948, 50372437, 100744874, 201489748]

約数ペア:

[(1, 201489748), (2, 100744874), (4, 50372437), (101, 1994948), (202, 997474), (251, 802748), (404, 498737), (502, 401374), (1004, 200687), (1987, 101404), (3974, 50702), (7948, 25351)]