1291921806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{10729}}^1$

素因数の和:10849

約数の個数: 64

約数和(自身を含む): 3065518080

約数和(自身を除く): 1773596274

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 61, 94, 122, 141, 183, 282, 329, 366, 427, 658, 854, 987, 1281, 1974, 2562, 2867, 5734, 8601, 10729, 17202, 20069, 21458, 32187, 40138, 60207, 64374, 75103, 120414, 150206, 225309, 450618, 504263, 654469, 1008526, 1308938, 1512789, 1963407, 3025578, 3529841, 3926814, 4581283, 7059682, 9162566, 10589523, 13743849, 21179046, 27487698, 30760043, 61520086, 92280129, 184560258, 215320301, 430640602, 645960903, 1291921806]

約数ペア:

[(1, 1291921806), (2, 645960903), (3, 430640602), (6, 215320301), (7, 184560258), (14, 92280129), (21, 61520086), (42, 30760043), (47, 27487698), (61, 21179046), (94, 13743849), (122, 10589523), (141, 9162566), (183, 7059682), (282, 4581283), (329, 3926814), (366, 3529841), (427, 3025578), (658, 1963407), (854, 1512789), (987, 1308938), (1281, 1008526), (1974, 654469), (2562, 504263), (2867, 450618), (5734, 225309), (8601, 150206), (10729, 120414), (17202, 75103), (20069, 64374), (21458, 60207), (32187, 40138)]