917539

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 16

約数和(自身を含む): 1128960

約数和(自身を除く): 211421

約数列:

[1, 7, 23, 41, 139, 161, 287, 943, 973, 3197, 5699, 6601, 22379, 39893, 131077, 917539]

約数ペア:

[(1, 917539), (7, 131077), (23, 39893), (41, 22379), (139, 6601), (161, 5699), (287, 3197), (943, 973)]