199557513

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1021}}^1$

素因数の和:1179

約数の個数: 40

約数和(自身を含む): 316574720

約数和(自身を除く): 117017207

約数列:

[1, 3, 9, 19, 27, 57, 81, 127, 171, 381, 513, 1021, 1143, 1539, 2413, 3063, 3429, 7239, 9189, 10287, 19399, 21717, 27567, 58197, 65151, 82701, 129667, 174591, 195453, 389001, 523773, 1167003, 1571319, 2463673, 3501009, 7391019, 10503027, 22173057, 66519171, 199557513]

約数ペア:

[(1, 199557513), (3, 66519171), (9, 22173057), (19, 10503027), (27, 7391019), (57, 3501009), (81, 2463673), (127, 1571319), (171, 1167003), (381, 523773), (513, 389001), (1021, 195453), (1143, 174591), (1539, 129667), (2413, 82701), (3063, 65151), (3429, 58197), (7239, 27567), (9189, 21717), (10287, 19399)]