71543283

素因数分解:

$3^1\times 7^3\times {\mathrm{251}}^1\times {\mathrm{277}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 112089600

約数和(自身を除く): 40546317

約数列:

[1, 3, 7, 21, 49, 147, 251, 277, 343, 753, 831, 1029, 1757, 1939, 5271, 5817, 12299, 13573, 36897, 40719, 69527, 86093, 95011, 208581, 258279, 285033, 486689, 1460067, 3406823, 10220469, 23847761, 71543283]

約数ペア:

[(1, 71543283), (3, 23847761), (7, 10220469), (21, 3406823), (49, 1460067), (147, 486689), (251, 285033), (277, 258279), (343, 208581), (753, 95011), (831, 86093), (1029, 69527), (1757, 40719), (1939, 36897), (5271, 13573), (5817, 12299)]