28407967

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1747}}^1$

素因数の和:1878

約数の個数: 16

約数和(自身を含む): 34232832

約数和(自身を除く): 5824865

約数列:

[1, 7, 23, 101, 161, 707, 1747, 2323, 12229, 16261, 40181, 176447, 281267, 1235129, 4058281, 28407967]

約数ペア:

[(1, 28407967), (7, 4058281), (23, 1235129), (101, 281267), (161, 176447), (707, 40181), (1747, 16261), (2323, 12229)]