451990478

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{269}}^1\times {\mathrm{661}}^1$

素因数の和:1004

約数の個数: 32

約数和(自身を含む): 720679680

約数和(自身を除く): 268689202

約数列:

[1, 2, 31, 41, 62, 82, 269, 538, 661, 1271, 1322, 2542, 8339, 11029, 16678, 20491, 22058, 27101, 40982, 54202, 177809, 341899, 355618, 683798, 840131, 1680262, 5512079, 7290169, 11024158, 14580338, 225995239, 451990478]

約数ペア:

[(1, 451990478), (2, 225995239), (31, 14580338), (41, 11024158), (62, 7290169), (82, 5512079), (269, 1680262), (538, 840131), (661, 683798), (1271, 355618), (1322, 341899), (2542, 177809), (8339, 54202), (11029, 40982), (16678, 27101), (20491, 22058)]