647527668

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1\times {\mathrm{2153}}^1$

素因数の和:2584

約数の個数: 48

約数和(自身を含む): 1537232256

約数和(自身を除く): 889704588

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 353, 426, 706, 852, 1059, 1412, 2118, 2153, 4236, 4306, 6459, 8612, 12918, 25063, 25836, 50126, 75189, 100252, 150378, 152863, 300756, 305726, 458589, 611452, 760009, 917178, 1520018, 1834356, 2280027, 3040036, 4560054, 9120108, 53960639, 107921278, 161881917, 215842556, 323763834, 647527668]

約数ペア:

[(1, 647527668), (2, 323763834), (3, 215842556), (4, 161881917), (6, 107921278), (12, 53960639), (71, 9120108), (142, 4560054), (213, 3040036), (284, 2280027), (353, 1834356), (426, 1520018), (706, 917178), (852, 760009), (1059, 611452), (1412, 458589), (2118, 305726), (2153, 300756), (4236, 152863), (4306, 150378), (6459, 100252), (8612, 75189), (12918, 50126), (25063, 25836)]