31267635

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2239}}^1$

素因数の和:2280

約数の個数: 48

約数和(自身を含む): 61286400

約数和(自身を除く): 30018765

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 665, 735, 931, 1995, 2239, 2793, 4655, 6717, 11195, 13965, 15673, 33585, 42541, 47019, 78365, 109711, 127623, 212705, 235095, 297787, 329133, 548555, 638115, 893361, 1488935, 1645665, 2084509, 4466805, 6253527, 10422545, 31267635]

約数ペア:

[(1, 31267635), (3, 10422545), (5, 6253527), (7, 4466805), (15, 2084509), (19, 1645665), (21, 1488935), (35, 893361), (49, 638115), (57, 548555), (95, 329133), (105, 297787), (133, 235095), (147, 212705), (245, 127623), (285, 109711), (399, 78365), (665, 47019), (735, 42541), (931, 33585), (1995, 15673), (2239, 13965), (2793, 11195), (4655, 6717)]