7988421

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1753}}^1$

素因数の和:1801

約数の個数: 24

約数和(自身を含む): 12797184

約数和(自身を除く): 4808763

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 1753, 4557, 5259, 12271, 36813, 54343, 85897, 163029, 257691, 380401, 1141203, 2662807, 7988421]

約数ペア:

[(1, 7988421), (3, 2662807), (7, 1141203), (21, 380401), (31, 257691), (49, 163029), (93, 85897), (147, 54343), (217, 36813), (651, 12271), (1519, 5259), (1753, 4557)]