7918141

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 10948608

約数和(自身を除く): 3030467

約数列:

[1, 7, 11, 17, 23, 77, 119, 161, 187, 253, 263, 391, 1309, 1771, 1841, 2737, 2893, 4301, 4471, 6049, 20251, 30107, 31297, 42343, 49181, 66539, 102833, 344267, 465773, 719831, 1131163, 7918141]

約数ペア:

[(1, 7918141), (7, 1131163), (11, 719831), (17, 465773), (23, 344267), (77, 102833), (119, 66539), (161, 49181), (187, 42343), (253, 31297), (263, 30107), (391, 20251), (1309, 6049), (1771, 4471), (1841, 4301), (2737, 2893)]