1263171

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 2113104

約数和(自身を除く): 849933

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 661, 1911, 1983, 4627, 8593, 13881, 25779, 32389, 60151, 97167, 180453, 421057, 1263171]

約数ペア:

[(1, 1263171), (3, 421057), (7, 180453), (13, 97167), (21, 60151), (39, 32389), (49, 25779), (91, 13881), (147, 8593), (273, 4627), (637, 1983), (661, 1911)]