56721028

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 126087192

約数和(自身を除く): 69366164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 113, 182, 196, 197, 226, 364, 394, 452, 637, 788, 791, 1274, 1379, 1469, 1582, 2548, 2561, 2758, 2938, 3164, 5122, 5516, 5537, 5876, 9653, 10244, 10283, 11074, 17927, 19306, 20566, 22148, 22261, 35854, 38612, 41132, 44522, 71708, 71981, 89044, 125489, 143962, 155827, 250978, 287924, 289393, 311654, 501956, 578786, 623308, 1090789, 1157572, 2025751, 2181578, 4051502, 4363156, 8103004, 14180257, 28360514, 56721028]

約数ペア:

[(1, 56721028), (2, 28360514), (4, 14180257), (7, 8103004), (13, 4363156), (14, 4051502), (26, 2181578), (28, 2025751), (49, 1157572), (52, 1090789), (91, 623308), (98, 578786), (113, 501956), (182, 311654), (196, 289393), (197, 287924), (226, 250978), (364, 155827), (394, 143962), (452, 125489), (637, 89044), (788, 71981), (791, 71708), (1274, 44522), (1379, 41132), (1469, 38612), (1582, 35854), (2548, 22261), (2561, 22148), (2758, 20566), (2938, 19306), (3164, 17927), (5122, 11074), (5516, 10283), (5537, 10244), (5876, 9653)]