402019905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{81463}}^1$

素因数の和:81525

約数の個数: 32

約数和(自身を含む): 750772224

約数和(自身を除く): 348752319

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 81463, 244389, 407315, 570241, 1221945, 1710723, 2851205, 3828761, 8553615, 11486283, 19143805, 26801327, 57431415, 80403981, 134006635, 402019905]

約数ペア:

[(1, 402019905), (3, 134006635), (5, 80403981), (7, 57431415), (15, 26801327), (21, 19143805), (35, 11486283), (47, 8553615), (105, 3828761), (141, 2851205), (235, 1710723), (329, 1221945), (705, 570241), (987, 407315), (1645, 244389), (4935, 81463)]