1649448957

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2063}}^1$

素因数の和:2194

約数の個数: 48

約数和(自身を含む): 2538224640

約数和(自身を除く): 888775683

約数列:

[1, 3, 13, 19, 39, 57, 83, 169, 247, 249, 507, 741, 1079, 1577, 2063, 3211, 3237, 4731, 6189, 9633, 14027, 20501, 26819, 39197, 42081, 61503, 80457, 117591, 171229, 266513, 348647, 509561, 513687, 799539, 1045941, 1528683, 2225977, 3253351, 6624293, 6677931, 9760053, 19872879, 28937701, 42293563, 86813103, 126880689, 549816319, 1649448957]

約数ペア:

[(1, 1649448957), (3, 549816319), (13, 126880689), (19, 86813103), (39, 42293563), (57, 28937701), (83, 19872879), (169, 9760053), (247, 6677931), (249, 6624293), (507, 3253351), (741, 2225977), (1079, 1528683), (1577, 1045941), (2063, 799539), (3211, 513687), (3237, 509561), (4731, 348647), (6189, 266513), (9633, 171229), (14027, 117591), (20501, 80457), (26819, 61503), (39197, 42081)]