881431308

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{691}}^1$

素因数の和:865

約数の個数: 120

約数和(自身を含む): 2400763904

約数和(自身を除く): 1519332596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 127, 162, 186, 254, 279, 324, 372, 381, 508, 558, 691, 762, 837, 1116, 1143, 1382, 1524, 1674, 2073, 2286, 2511, 2764, 3348, 3429, 3937, 4146, 4572, 5022, 6219, 6858, 7874, 8292, 10044, 10287, 11811, 12438, 13716, 15748, 18657, 20574, 21421, 23622, 24876, 35433, 37314, 41148, 42842, 47244, 55971, 64263, 70866, 74628, 85684, 87757, 106299, 111942, 128526, 141732, 175514, 192789, 212598, 223884, 257052, 263271, 318897, 351028, 385578, 425196, 526542, 578367, 637794, 771156, 789813, 1053084, 1156734, 1275588, 1579626, 1735101, 2313468, 2369439, 2720467, 3159252, 3470202, 4738878, 5440934, 6940404, 7108317, 8161401, 9477756, 10881868, 14216634, 16322802, 24484203, 28433268, 32645604, 48968406, 73452609, 97936812, 146905218, 220357827, 293810436, 440715654, 881431308]

約数ペア:

[(1, 881431308), (2, 440715654), (3, 293810436), (4, 220357827), (6, 146905218), (9, 97936812), (12, 73452609), (18, 48968406), (27, 32645604), (31, 28433268), (36, 24484203), (54, 16322802), (62, 14216634), (81, 10881868), (93, 9477756), (108, 8161401), (124, 7108317), (127, 6940404), (162, 5440934), (186, 4738878), (254, 3470202), (279, 3159252), (324, 2720467), (372, 2369439), (381, 2313468), (508, 1735101), (558, 1579626), (691, 1275588), (762, 1156734), (837, 1053084), (1116, 789813), (1143, 771156), (1382, 637794), (1524, 578367), (1674, 526542), (2073, 425196), (2286, 385578), (2511, 351028), (2764, 318897), (3348, 263271), (3429, 257052), (3937, 223884), (4146, 212598), (4572, 192789), (5022, 175514), (6219, 141732), (6858, 128526), (7874, 111942), (8292, 106299), (10044, 87757), (10287, 85684), (11811, 74628), (12438, 70866), (13716, 64263), (15748, 55971), (18657, 47244), (20574, 42842), (21421, 41148), (23622, 37314), (24876, 35433)]