489077330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{998117}}^1$

素因数の和:998138

約数の個数: 24

約数和(自身を含む): 1024069068

約数和(自身を除く): 534991738

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 998117, 1996234, 4990585, 6986819, 9981170, 13973638, 34934095, 48907733, 69868190, 97815466, 244538665, 489077330]

約数ペア:

[(1, 489077330), (2, 244538665), (5, 97815466), (7, 69868190), (10, 48907733), (14, 34934095), (35, 13973638), (49, 9981170), (70, 6986819), (98, 4990585), (245, 1996234), (490, 998117)]