28578675

素因数分解:

$3^1\times 5^2\times {\mathrm{463}}^1\times {\mathrm{823}}^1$

素因数の和:1299

約数の個数: 24

約数和(自身を含む): 47409664

約数和(自身を除く): 18830989

約数列:

[1, 3, 5, 15, 25, 75, 463, 823, 1389, 2315, 2469, 4115, 6945, 11575, 12345, 20575, 34725, 61725, 381049, 1143147, 1905245, 5715735, 9526225, 28578675]

約数ペア:

[(1, 28578675), (3, 9526225), (5, 5715735), (15, 1905245), (25, 1143147), (75, 381049), (463, 61725), (823, 34725), (1389, 20575), (2315, 12345), (2469, 11575), (4115, 6945)]