297777195

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:793

約数の個数: 64

約数和(自身を含む): 549089280

約数和(自身を除く): 251312085

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 71, 135, 141, 213, 235, 355, 423, 639, 661, 705, 1065, 1269, 1917, 1983, 2115, 3195, 3305, 3337, 5949, 6345, 9585, 9915, 10011, 16685, 17847, 29745, 30033, 31067, 46931, 50055, 89235, 90099, 93201, 140793, 150165, 155335, 234655, 279603, 422379, 450495, 466005, 703965, 838809, 1267137, 1398015, 2111895, 2205757, 4194045, 6335685, 6617271, 11028785, 19851813, 33086355, 59555439, 99259065, 297777195]

約数ペア:

[(1, 297777195), (3, 99259065), (5, 59555439), (9, 33086355), (15, 19851813), (27, 11028785), (45, 6617271), (47, 6335685), (71, 4194045), (135, 2205757), (141, 2111895), (213, 1398015), (235, 1267137), (355, 838809), (423, 703965), (639, 466005), (661, 450495), (705, 422379), (1065, 279603), (1269, 234655), (1917, 155335), (1983, 150165), (2115, 140793), (3195, 93201), (3305, 90099), (3337, 89235), (5949, 50055), (6345, 46931), (9585, 31067), (9915, 30033), (10011, 29745), (16685, 17847)]