131557216

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{30911}}^1$

素因数の和:30947

約数の個数: 48

約数和(自身を含む): 311592960

約数和(自身を除く): 180035744

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 30911, 61822, 123644, 216377, 247288, 432754, 494576, 587309, 865508, 989152, 1174618, 1731016, 2349236, 3462032, 4111163, 4698472, 6924064, 8222326, 9396944, 16444652, 18793888, 32889304, 65778608, 131557216]

約数ペア:

[(1, 131557216), (2, 65778608), (4, 32889304), (7, 18793888), (8, 16444652), (14, 9396944), (16, 8222326), (19, 6924064), (28, 4698472), (32, 4111163), (38, 3462032), (56, 2349236), (76, 1731016), (112, 1174618), (133, 989152), (152, 865508), (224, 587309), (266, 494576), (304, 432754), (532, 247288), (608, 216377), (1064, 123644), (2128, 61822), (4256, 30911)]