30725212

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{17989}}^1$

素因数の和:18061

約数の個数: 24

約数和(自身を含む): 62461280

約数和(自身を除く): 31736068

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 17989, 35978, 71956, 125923, 251846, 503692, 1097329, 2194658, 4389316, 7681303, 15362606, 30725212]

約数ペア:

[(1, 30725212), (2, 15362606), (4, 7681303), (7, 4389316), (14, 2194658), (28, 1097329), (61, 503692), (122, 251846), (244, 125923), (427, 71956), (854, 35978), (1708, 17989)]