290425912

素因数分解:

$2^3\times 7^1\times {\mathrm{5186177}}^1$

素因数の和:5186190

約数の個数: 16

約数和(自身を含む): 622341360

約数和(自身を除く): 331915448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 5186177, 10372354, 20744708, 36303239, 41489416, 72606478, 145212956, 290425912]

約数ペア:

[(1, 290425912), (2, 145212956), (4, 72606478), (7, 41489416), (8, 36303239), (14, 20744708), (28, 10372354), (56, 5186177)]