16997841

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 30326400

約数和(自身を除く): 13328559

約数列:

[1, 3, 7, 9, 17, 21, 51, 59, 63, 119, 153, 177, 269, 357, 413, 531, 807, 1003, 1071, 1239, 1883, 2421, 3009, 3717, 4573, 5649, 7021, 9027, 13719, 15871, 16947, 21063, 32011, 41157, 47613, 63189, 96033, 111097, 142839, 269807, 288099, 333291, 809421, 999873, 1888649, 2428263, 5665947, 16997841]

約数ペア:

[(1, 16997841), (3, 5665947), (7, 2428263), (9, 1888649), (17, 999873), (21, 809421), (51, 333291), (59, 288099), (63, 269807), (119, 142839), (153, 111097), (177, 96033), (269, 63189), (357, 47613), (413, 41157), (531, 32011), (807, 21063), (1003, 16947), (1071, 15871), (1239, 13719), (1883, 9027), (2421, 7021), (3009, 5649), (3717, 4573)]