205804941

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1303}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 307952640

約数和(自身を除く): 102147699

約数列:

[1, 3, 17, 19, 51, 57, 163, 323, 489, 969, 1303, 2771, 3097, 3909, 8313, 9291, 22151, 24757, 52649, 66453, 74271, 157947, 212389, 420869, 637167, 1262607, 3610613, 4035391, 10831839, 12106173, 68601647, 205804941]

約数ペア:

[(1, 205804941), (3, 68601647), (17, 12106173), (19, 10831839), (51, 4035391), (57, 3610613), (163, 1262607), (323, 637167), (489, 420869), (969, 212389), (1303, 157947), (2771, 74271), (3097, 66453), (3909, 52649), (8313, 24757), (9291, 22151)]