28156723221

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1361}}^1\times {\mathrm{626917}}^1$

素因数の和:628292

約数の個数: 16

約数和(自身を含む): 40985391168

約数和(自身を除く): 12828667947

約数列:

[1, 3, 11, 33, 1361, 4083, 14971, 44913, 626917, 1880751, 6896087, 20688261, 853234037, 2559702111, 9385574407, 28156723221]

約数ペア:

[(1, 28156723221), (3, 9385574407), (11, 2559702111), (33, 853234037), (1361, 20688261), (4083, 6896087), (14971, 1880751), (44913, 626917)]