13820235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 27578880

約数和(自身を除く): 13758645

約数列:

[1, 3, 5, 11, 13, 15, 17, 33, 39, 51, 55, 65, 85, 143, 165, 187, 195, 221, 255, 379, 429, 561, 663, 715, 935, 1105, 1137, 1895, 2145, 2431, 2805, 3315, 4169, 4927, 5685, 6443, 7293, 12155, 12507, 14781, 19329, 20845, 24635, 32215, 36465, 54197, 62535, 70873, 73905, 83759, 96645, 162591, 212619, 251277, 270985, 354365, 418795, 812955, 921349, 1063095, 1256385, 2764047, 4606745, 13820235]

約数ペア:

[(1, 13820235), (3, 4606745), (5, 2764047), (11, 1256385), (13, 1063095), (15, 921349), (17, 812955), (33, 418795), (39, 354365), (51, 270985), (55, 251277), (65, 212619), (85, 162591), (143, 96645), (165, 83759), (187, 73905), (195, 70873), (221, 62535), (255, 54197), (379, 36465), (429, 32215), (561, 24635), (663, 20845), (715, 19329), (935, 14781), (1105, 12507), (1137, 12155), (1895, 7293), (2145, 6443), (2431, 5685), (2805, 4927), (3315, 4169)]