2781217628

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{983}}^1\times {\mathrm{2731}}^1$

素因数の和:3762

約数の個数: 48

約数和(自身を含む): 5720676864

約数和(自身を除く): 2939459236

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 983, 1036, 1966, 2731, 3932, 5462, 6881, 10924, 13762, 19117, 27524, 36371, 38234, 72742, 76468, 101047, 145484, 202094, 254597, 404188, 509194, 707329, 1018388, 1414658, 2684573, 2829316, 5369146, 10738292, 18792011, 37584022, 75168044, 99329201, 198658402, 397316804, 695304407, 1390608814, 2781217628]

約数ペア:

[(1, 2781217628), (2, 1390608814), (4, 695304407), (7, 397316804), (14, 198658402), (28, 99329201), (37, 75168044), (74, 37584022), (148, 18792011), (259, 10738292), (518, 5369146), (983, 2829316), (1036, 2684573), (1966, 1414658), (2731, 1018388), (3932, 707329), (5462, 509194), (6881, 404188), (10924, 254597), (13762, 202094), (19117, 145484), (27524, 101047), (36371, 76468), (38234, 72742)]