138318866

素因数分解:

$2^1\times 7^3\times {\mathrm{163}}^1\times {\mathrm{1237}}^1$

素因数の和:1423

約数の個数: 32

約数和(自身を含む): 243638400

約数和(自身を除く): 105319534

約数列:

[1, 2, 7, 14, 49, 98, 163, 326, 343, 686, 1141, 1237, 2282, 2474, 7987, 8659, 15974, 17318, 55909, 60613, 111818, 121226, 201631, 403262, 424291, 848582, 1411417, 2822834, 9879919, 19759838, 69159433, 138318866]

約数ペア:

[(1, 138318866), (2, 69159433), (7, 19759838), (14, 9879919), (49, 2822834), (98, 1411417), (163, 848582), (326, 424291), (343, 403262), (686, 201631), (1141, 121226), (1237, 111818), (2282, 60613), (2474, 55909), (7987, 17318), (8659, 15974)]