7937215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{653}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 11866176

約数和(自身を除く): 3928961

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 653, 715, 935, 1105, 2431, 3265, 7183, 8489, 11101, 12155, 35915, 42445, 55505, 93379, 122111, 144313, 466895, 610555, 721565, 1587443, 7937215]

約数ペア:

[(1, 7937215), (5, 1587443), (11, 721565), (13, 610555), (17, 466895), (55, 144313), (65, 122111), (85, 93379), (143, 55505), (187, 42445), (221, 35915), (653, 12155), (715, 11101), (935, 8489), (1105, 7183), (2431, 3265)]