141439970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{288653}}^1$

素因数の和:288674

約数の個数: 24

約数和(自身を含む): 296159004

約数和(自身を除く): 154719034

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 288653, 577306, 1443265, 2020571, 2886530, 4041142, 10102855, 14143997, 20205710, 28287994, 70719985, 141439970]

約数ペア:

[(1, 141439970), (2, 70719985), (5, 28287994), (7, 20205710), (10, 14143997), (14, 10102855), (35, 4041142), (49, 2886530), (70, 2020571), (98, 1443265), (245, 577306), (490, 288653)]