20778844317

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1\times {\mathrm{3697}}^1$

素因数の和:4586

約数の個数: 64

約数和(自身を含む): 35784806400

約数和(自身を除く): 15005962083

約数列:

[1, 3, 7, 11, 21, 29, 33, 77, 87, 203, 231, 319, 609, 839, 957, 2233, 2517, 3697, 5873, 6699, 9229, 11091, 17619, 24331, 25879, 27687, 40667, 64603, 72993, 77637, 107213, 122001, 170317, 193809, 267641, 284669, 321639, 510951, 750491, 802923, 854007, 1179343, 1873487, 2251473, 3101783, 3538029, 5620461, 8255401, 9305349, 21712481, 24766203, 34119613, 65137443, 89951707, 102358839, 238837291, 269855121, 629661949, 716511873, 989468777, 1888985847, 2968406331, 6926281439, 20778844317]

約数ペア:

[(1, 20778844317), (3, 6926281439), (7, 2968406331), (11, 1888985847), (21, 989468777), (29, 716511873), (33, 629661949), (77, 269855121), (87, 238837291), (203, 102358839), (231, 89951707), (319, 65137443), (609, 34119613), (839, 24766203), (957, 21712481), (2233, 9305349), (2517, 8255401), (3697, 5620461), (5873, 3538029), (6699, 3101783), (9229, 2251473), (11091, 1873487), (17619, 1179343), (24331, 854007), (25879, 802923), (27687, 750491), (40667, 510951), (64603, 321639), (72993, 284669), (77637, 267641), (107213, 193809), (122001, 170317)]