404128

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:256

約数の個数: 24

約数和(自身を含む): 811188

約数和(自身を除く): 407060

約数列:

[1, 2, 4, 8, 16, 32, 73, 146, 173, 292, 346, 584, 692, 1168, 1384, 2336, 2768, 5536, 12629, 25258, 50516, 101032, 202064, 404128]

約数ペア:

[(1, 404128), (2, 202064), (4, 101032), (8, 50516), (16, 25258), (32, 12629), (73, 5536), (146, 2768), (173, 2336), (292, 1384), (346, 1168), (584, 692)]