187788419

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{347}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 244769280

約数和(自身を除く): 56980861

約数列:

[1, 7, 13, 19, 91, 133, 247, 313, 347, 1729, 2191, 2429, 4069, 4511, 5947, 6593, 28483, 31577, 41629, 46151, 77311, 85709, 108611, 541177, 599963, 760277, 1411943, 2063609, 9883601, 14445263, 26826917, 187788419]

約数ペア:

[(1, 187788419), (7, 26826917), (13, 14445263), (19, 9883601), (91, 2063609), (133, 1411943), (247, 760277), (313, 599963), (347, 541177), (1729, 108611), (2191, 85709), (2429, 77311), (4069, 46151), (4511, 41629), (5947, 31577), (6593, 28483)]