2783751579

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{49481}}^1$

素因数の和:49560

約数の個数: 48

約数和(自身を含む): 4940282880

約数和(自身を除く): 2156531301

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 329, 399, 423, 893, 987, 1197, 2679, 2961, 6251, 8037, 18753, 49481, 56259, 148443, 346367, 445329, 940139, 1039101, 2325607, 2820417, 3117303, 6580973, 6976821, 8461251, 16279249, 19742919, 20930463, 44186533, 48837747, 59228757, 132559599, 146513241, 309305731, 397678797, 927917193, 2783751579]

約数ペア:

[(1, 2783751579), (3, 927917193), (7, 397678797), (9, 309305731), (19, 146513241), (21, 132559599), (47, 59228757), (57, 48837747), (63, 44186533), (133, 20930463), (141, 19742919), (171, 16279249), (329, 8461251), (399, 6976821), (423, 6580973), (893, 3117303), (987, 2820417), (1197, 2325607), (2679, 1039101), (2961, 940139), (6251, 445329), (8037, 346367), (18753, 148443), (49481, 56259)]