7272629

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{233}}^1$

素因数の和:274

約数の個数: 20

約数和(自身を含む): 9176076

約数和(自身を除く): 1903447

約数列:

[1, 7, 13, 49, 91, 233, 343, 637, 1631, 2401, 3029, 4459, 11417, 21203, 31213, 79919, 148421, 559433, 1038947, 7272629]

約数ペア:

[(1, 7272629), (7, 1038947), (13, 559433), (49, 148421), (91, 79919), (233, 31213), (343, 21203), (637, 11417), (1631, 4459), (2401, 3029)]