215681763

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{397}}^1$

素因数の和:675

約数の個数: 32

約数和(自身を含む): 319571712

約数和(自身を除く): 103889949

約数列:

[1, 3, 11, 33, 101, 163, 303, 397, 489, 1111, 1191, 1793, 3333, 4367, 5379, 13101, 16463, 40097, 49389, 64711, 120291, 181093, 194133, 441067, 543279, 711821, 1323201, 2135463, 6535811, 19607433, 71893921, 215681763]

約数ペア:

[(1, 215681763), (3, 71893921), (11, 19607433), (33, 6535811), (101, 2135463), (163, 1323201), (303, 711821), (397, 543279), (489, 441067), (1111, 194133), (1191, 181093), (1793, 120291), (3333, 64711), (4367, 49389), (5379, 40097), (13101, 16463)]