1900256113

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{1686119}}^1$

素因数の和:1686156

約数の個数: 12

約数和(自身を含む): 2306612160

約数和(自身を除く): 406356047

約数列:

[1, 7, 23, 49, 161, 1127, 1686119, 11802833, 38780737, 82619831, 271465159, 1900256113]

約数ペア:

[(1, 1900256113), (7, 271465159), (23, 82619831), (49, 38780737), (161, 11802833), (1127, 1686119)]