290453912

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{272983}}^1$

素因数の和:273015

約数の個数: 32

約数和(自身を含む): 655161600

約数和(自身を除く): 364707688

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 272983, 545966, 1091932, 1910881, 2183864, 3821762, 5186677, 7643524, 10373354, 15287048, 20746708, 36306739, 41493416, 72613478, 145226956, 290453912]

約数ペア:

[(1, 290453912), (2, 145226956), (4, 72613478), (7, 41493416), (8, 36306739), (14, 20746708), (19, 15287048), (28, 10373354), (38, 7643524), (56, 5186677), (76, 3821762), (133, 2183864), (152, 1910881), (266, 1091932), (532, 545966), (1064, 272983)]