72902739

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{38149}}^1$

素因数の和:38179

約数の個数: 24

約数和(自身を含む): 121774800

約数和(自身を除く): 48872061

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 38149, 114447, 267043, 495937, 801129, 1487811, 1869301, 3471559, 5607903, 10414677, 24300913, 72902739]

約数ペア:

[(1, 72902739), (3, 24300913), (7, 10414677), (13, 5607903), (21, 3471559), (39, 1869301), (49, 1487811), (91, 801129), (147, 495937), (273, 267043), (637, 114447), (1911, 38149)]