28563990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10463}}^1$

素因数の和:10493

約数の個数: 64

約数和(自身を含む): 84381696

約数和(自身を除く): 55817706

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 10463, 20926, 31389, 52315, 62778, 73241, 104630, 136019, 146482, 156945, 219723, 272038, 313890, 366205, 408057, 439446, 680095, 732410, 816114, 952133, 1098615, 1360190, 1904266, 2040285, 2197230, 2856399, 4080570, 4760665, 5712798, 9521330, 14281995, 28563990]

約数ペア:

[(1, 28563990), (2, 14281995), (3, 9521330), (5, 5712798), (6, 4760665), (7, 4080570), (10, 2856399), (13, 2197230), (14, 2040285), (15, 1904266), (21, 1360190), (26, 1098615), (30, 952133), (35, 816114), (39, 732410), (42, 680095), (65, 439446), (70, 408057), (78, 366205), (91, 313890), (105, 272038), (130, 219723), (182, 156945), (195, 146482), (210, 136019), (273, 104630), (390, 73241), (455, 62778), (546, 52315), (910, 31389), (1365, 20926), (2730, 10463)]