161444628

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{761}}^1$

素因数の和:925

約数の個数: 72

約数和(自身を含む): 419380416

約数和(自身を除く): 257935788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 83, 142, 166, 213, 249, 284, 332, 426, 498, 639, 747, 761, 852, 996, 1278, 1494, 1522, 2283, 2556, 2988, 3044, 4566, 5893, 6849, 9132, 11786, 13698, 17679, 23572, 27396, 35358, 53037, 54031, 63163, 70716, 106074, 108062, 126326, 162093, 189489, 212148, 216124, 252652, 324186, 378978, 486279, 568467, 648372, 757956, 972558, 1136934, 1945116, 2273868, 4484573, 8969146, 13453719, 17938292, 26907438, 40361157, 53814876, 80722314, 161444628]

約数ペア:

[(1, 161444628), (2, 80722314), (3, 53814876), (4, 40361157), (6, 26907438), (9, 17938292), (12, 13453719), (18, 8969146), (36, 4484573), (71, 2273868), (83, 1945116), (142, 1136934), (166, 972558), (213, 757956), (249, 648372), (284, 568467), (332, 486279), (426, 378978), (498, 324186), (639, 252652), (747, 216124), (761, 212148), (852, 189489), (996, 162093), (1278, 126326), (1494, 108062), (1522, 106074), (2283, 70716), (2556, 63163), (2988, 54031), (3044, 53037), (4566, 35358), (5893, 27396), (6849, 23572), (9132, 17679), (11786, 13698)]