495442

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 16

約数和(自身を含む): 785664

約数和(自身を除く): 290222

約数列:

[1, 2, 31, 61, 62, 122, 131, 262, 1891, 3782, 4061, 7991, 8122, 15982, 247721, 495442]

約数ペア:

[(1, 495442), (2, 247721), (31, 15982), (61, 8122), (62, 7991), (122, 4061), (131, 3782), (262, 1891)]