991208241

素因数分解:

$3^2\times {\mathrm{269}}^1\times {\mathrm{401}}^1\times {\mathrm{1021}}^1$

素因数の和:1697

約数の個数: 24

約数和(自身を含む): 1442062440

約数和(自身を除く): 450854199

約数列:

[1, 3, 9, 269, 401, 807, 1021, 1203, 2421, 3063, 3609, 9189, 107869, 274649, 323607, 409421, 823947, 970821, 1228263, 2471841, 3684789, 110134249, 330402747, 991208241]

約数ペア:

[(1, 991208241), (3, 330402747), (9, 110134249), (269, 3684789), (401, 2471841), (807, 1228263), (1021, 970821), (1203, 823947), (2421, 409421), (3063, 323607), (3609, 274649), (9189, 107869)]